Move cluster, webhub and store out of Server (#20899)

app/plugin_hooks_test.go

@@ -182,7 +182,7 @@ func TestHookMessageWillBePosted(t *testing.T) {
 		require.Nil(t, err)
 
 		assert.Equal(t, "message", post.Message)
-		retrievedPost, errSingle := th.App.Srv().Store.Post().GetSingle(post.Id, false)
+		retrievedPost, errSingle := th.App.Srv().Store().Post().GetSingle(post.Id, false)
 		require.NoError(t, errSingle)
 		assert.Equal(t, "message", retrievedPost.Message)
 	})
@@ -226,7 +226,7 @@ func TestHookMessageWillBePosted(t *testing.T) {
 		require.Nil(t, err)
 
 		assert.Equal(t, "message_fromplugin", post.Message)
-		retrievedPost, errSingle := th.App.Srv().Store.Post().GetSingle(post.Id, false)
+		retrievedPost, errSingle := th.App.Srv().Store().Post().GetSingle(post.Id, false)
 		require.NoError(t, errSingle)
 		assert.Equal(t, "message_fromplugin", retrievedPost.Message)
 	})