Revert accidental removal of PURPOSE_BUGFIX of flag enable_add_app_widget_via_config_activity_v2

ag/26538984 accidentally removes PURPOSE_BUGFIX of enable_add_app_widget_via_config_activity_v2,
this CL will revert that part as a forward fix

Bug: 298089923
Flag: ACONFIG enable_add_app_widget_via_config_activity_v2 TEAMFOOD
Test: just a flag change
Change-Id: I29bbb8c60ae71978ee4129a4751fa4ad0d3706d3
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index 4de1c96..1ff7cf8 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -90,9 +90,6 @@
     namespace: "launcher"
     description: "Enables full width two pane widget picker for tablets in landscape and portrait"
     bug: "315055849"
-    metadata {
-      purpose: PURPOSE_BUGFIX
-    }
 }
 
 flag {
@@ -178,6 +175,9 @@
   namespace: "launcher"
   description: "When adding app widget through config activity, directly add it to workspace to reduce flicker"
   bug: "284236964"
+  metadata {
+    purpose: PURPOSE_BUGFIX
+  }
 }
 
 flag {