Move stateful driver in its own package (elastic#9059)

* Move stateful driver in its own package

Author: barkbay

.golangci.yml

@@ -119,8 +119,8 @@ linters:
         text: 'SA1019: .*GetEventRecorderFor is deprecated: this uses the old events API'
       - linters:
           - revive
-        # revive naming rules are not that happy with our packages/var names in commont/utils packages
-        path: '.*/(common|utils)/.*.go'
+        # revive naming rules are not that happy with our packages/var names in common/utils/shared packages
+        path: '.*/(common|utils|shared)/.*.go'
         text: 'var-naming: avoid (package names that conflict with Go standard library package names|meaningless package names)'
     paths:
       - third_party$

Makefile

@@ -501,7 +501,7 @@ check-local-changes:
 
 # Check if the predicate names in upgrade_predicates.go, are equal to the predicate names
 # defined in the user documentation in upgrade-predicates.md.
-check-predicates: CODE = pkg/controller/elasticsearch/driver/upgrade_predicates.go
+check-predicates: CODE = pkg/controller/elasticsearch/driver/stateful/upgrade_predicates.go
 check-predicates: DOC = docs/reference/upgrade-predicates.md
 check-predicates: PREDICATE_PATTERN = [a-z]*_[A-Za-z_]*
 check-predicates: