use nette/coding-standard v 3

Author: janbarasek

.github/workflows/main.yml

@@ -17,7 +17,7 @@ jobs:
     - name: Install composer deps
       run: |
         composer create-project nette/code-checker temp/code-checker ^3 --no-progress
-        composer create-project nette/coding-standard temp/coding-standard ^2 --no-progress
+        composer create-project nette/coding-standard temp/coding-standard ^3 --no-progress
 
         # Install app deps
         composer install --no-interaction --prefer-dist