removed outdated videos (#476)

* Update variables.md

* Marty updated two scripts

These are the scripts used in the adb-dcat workshop that Marty updated.

* updates to Marty's two scripts

we don't need the add_adb_user procedure since it's now part of the workshop package. There were two copies of the standalone procedure, so I deleted both per Marty's instructions.

* Update load-analyze-rest.md

* adding common cleanup task

* add a building block to the common repo

* changed date in common block

* Update cleanup.md

* test common tasks

* Update generate-rsa-key-pair.md

* Update generate-rsa-key-pair.md

* formatting the new common task

* Update generate-rsa-key-pair.md

* Update cleanup.md

* Updated common from clone

* deleted a duplicate note from oac provision common block

* Update load-analyze-rest.md

* updates to common

* update common tasks

* Update provision-body.md

* added header fields

* update the provision-body.md common task

* updating common task

* hid the tenancy name

* more updates to common tasks

* changes to the building blocks

* update common

* corrections to the common repo

* more changes to common

* final building blocks changes

* correct the lastupdated parameter

* updates by LKS

* updating the building blocks doc & misc changes

* updates

* updates

* update

update

* Update how-to-author-with-blocks.md

* update common

* update common

* Update creating-blocks-tasks.md

* Update creating-blocks-tasks.md

* Update creating-blocks-tasks.md

* Update creating-blocks-tasks.md

* more updates

* Update provision-data-sharing-lake-block.md

* updates

* more changes

* Update how-to-author-with-blocks.md

* changes

* building blocks update

* regenerate code

* updates

* variables update

* updated data sharing building block

* update stack deployment common task

* update compartment task

* minor update

* updated the cloud-login.md common lab

* updated blocks and tasks

Mainly generic provision and the one for the data lake and data share workshops.

* screens

* Update provision-body-developer.md

* changed name of provision developer

* updated task name in block

* update to common

* update sandbox version of provisioning building block

* Update all-blocks-tasks.md

* minor updates

* updated get started with livelabs common lab

* scaled images to 65%

* update to common

* update fork

* updates to common

* more common updates

* more common updates

* Update provision-adb-select-ai.md

* update provisioning task and block

* re-branding for my common blocks and tasks

* re-branding

* compartment

* update common blocks and tasks

* ai additions

* update

* more common changes

* ran the python script

* update common

* update common labs and tasks

* update data lake common task

* removed videos

---------

Co-authored-by: Dan Wiliams <127415766+dannymgithub@users.noreply.github.com>

Author: LauranSerhal

building-blocks/blocks/adb/load-analyze-rest/load-analyze-rest.md

@@ -34,9 +34,6 @@ In this lab, you will find the latest news about actors and then perform a senti
 
 Estimated Time: 10 minutes
 
-Watch the video below for a quick walk-through of the lab.
-[Load and Analyze the News from REST Endpoints](videohub:1_sznobm6z)
-
 ### Objectives
 
 In this lab, you will:

building-blocks/blocks/adb/provision/provision-data-sharing-lake-block.md

@@ -11,12 +11,6 @@
 
 ## Introduction
 
-#### Video Preview
-
-<!--[](youtube:BvSkiWWhuN4)-->
-
-[Provision an Autonomous Database](videohub:1_o5aynk24)
-
 In just a few minutes, Autonomous AI Database lets you deploy a complete data warehousing platform that can scale to your requirements. And, you can use its Database Tools to easily populate that warehouse from the data lake.
 
 This lab walks you through the steps to get started using the Oracle Autonomous AI Database (Lakehouse and Autonomous Transaction Processing) on Oracle Cloud Interface. In this lab, you provision a new ADW instance.

building-blocks/blocks/adb/use-select-ai-sample/use-select-ai-sample.md

@@ -16,10 +16,6 @@ As you can see from the previous labs, **Select AI** makes it easy to build apps
 
 Estimated Time: 10 minutes.
 
-Watch the video below for a detailed walk-through of using the Oracle APEX-based ADB Chat demo application and the Select AI feature.
-
-[](youtube:2C-wirdC0aw)
-
 ### Objectives
 
 In this lab, you will:

building-blocks/blocks/oac/provision/oac-provision.md

@@ -20,12 +20,6 @@ Also...
 
 > **Note**: If you attend this workshop at CloudWorld or another in-person instructor-led event, your instructor will direct you to skip this lab, providing you a link to  an already-provisioned OAC instance.
 
-Watch our short video that explains how to provision your Oracle Analytics Cloud instance:
-
-> Note: Please disregard the video's reference to **Lab 2**.
-
-[](youtube:ZAqXlhivQCg)
-
 Estimated Time: 20+ minutes.
 
 ### Objectives