MM-52532: Fix golangci warnings (#23709)

https://mattermost.atlassian.net/browse/MM-52532

- Replace golint with revive
- Add makezero linter
- Fix all the required linter failures

Some issues in enterprise and public modules
are yet to be fixed. We send this to expediate things.

server/cmd/mattermost/commands/cmdtestlib.go

@@ -23,7 +23,7 @@ import (
 	"github.com/mattermost/mattermost/server/v8/channels/testlib"
 )
 
-var coverprofileCounters map[string]int = make(map[string]int)
+var coverprofileCounters = make(map[string]int)
 
 var mainHelper *testlib.MainHelper