BAP-20638: Travis build failed because PHP CS Fixer is not able run on PHP 8.0.0 (#30082)

- changed php version to 8.0.2 (the latest one supported on travis)

Author: anyt

.travis.yml

@@ -8,7 +8,7 @@ branches:
     - /^\d+\.\d+$/
 
 php:
-    - 8.0.7
+    - 8.0.2
 
 env:
   - COMPOSER=travis.json