chore(deps): update actions/checkout action to v5

| datasource  | package          | from   | to     |
| ----------- | ---------------- | ------ | ------ |
| github-tags | actions/checkout | v3.6.0 | v5.0.1 |


Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

github-actions/create-docs-update-pr/action.yml

@@ -59,7 +59,7 @@ runs:
         path: faiss
 
     - name: "Checkout lapo docs Repository"
-      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       with:
         token: ${{ inputs.token }}
         repository: grafana/llm-auto-update-docs

github-actions/generate-embeddings/action.yml

@@ -25,14 +25,14 @@ runs:
   using: "composite"
   steps:
     - name: "Checkout Repository"
-      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       with:
         token: ${{ inputs.token }}
         repository: grafana/llm-auto-update-docs
         path: llm-auto-update-docs
 
     - name: "Checkout Repository"
-      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       with:
         token: ${{ inputs.token }}
         repository: ${{ github.repository }}