Locked github workflows at branch 5.0

Author: norberttech

.github/workflows/mutation.yml

@@ -4,7 +4,7 @@ on:
   pull_request:
   push:
     branches:
-      - "5.x"
+      - "5.0"
   schedule:
     - cron:  '* 8 * * *'
 

.github/workflows/static-analyze.yml

@@ -4,7 +4,7 @@ on:
   pull_request:
   push:
     branches:
-      - "5.x"
+      - "5.0"
   schedule:
     - cron:  '* 8 * * *'
 

.github/workflows/tests.yml

@@ -4,7 +4,7 @@ on:
   pull_request:
   push:
     branches:
-      - "5.x"
+      - "5.0"
   schedule:
     - cron:  '* 8 * * *'