chore: fix project logo image (#68)

Closes issue #67

Author: rafamizes

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+
+- The project's logo image — [67](https://github.com/dartoos-dev/json_cache/issues/67).
+
 ## [1.2.0] - 2022-04-01
 
 ### Added

README.md

@@ -1,8 +1,10 @@
 # json_cache
 
-<img width="406" hight="192" alt="json cache logo"
-src="https://user-images.githubusercontent.com/24878574/119276278-56ef4a80-bbf0-11eb-8701-53a94f24f75b.png"
-align="middle">
+</br>
+<center>
+<img width="156" alt="json_cache_img" src="https://user-images.githubusercontent.com/24878574/161399703-c99ef48d-e193-4e4e-a557-bc511d2dfe5e.png" align="center">
+</center>
+</br>
 
 [![EO principles respected
 here](https://www.elegantobjects.org/badge.svg)](https://www.elegantobjects.org)