Replace postgresql in actions.yaml

Author: carlcsaposs-canonical

actions.yaml

@@ -17,7 +17,7 @@ force-refresh-start:
       description: |
         Potential of data loss and downtime
         
-        If `false`, force refresh if new version of PostgreSQL and/or charm is not compatible with previous version
+        If `false`, force refresh if new version of MySQL Router and/or charm is not compatible with previous version
     run-pre-refresh-checks:
       type: boolean
       default: true
@@ -31,7 +31,7 @@ force-refresh-start:
       description: |
         Potential of data loss and downtime during and after refresh
         
-        If `false`, allow refresh to PostgreSQL container version that has not been validated to work with the charm revision
+        If `false`, allow refresh to MySQL Router container version that has not been validated to work with the charm revision
   required: []
 resume-refresh:
   description: |