Merge pull request #3439 from element-hq/feature/fga/pinned_messages_enabled_by_default

Enables pinned messages feature by default.

libraries/featureflag/api/src/main/kotlin/io/element/android/libraries/featureflag/api/FeatureFlags.kt

@@ -115,7 +115,7 @@ enum class FeatureFlags(
         key = "feature.pinnedEvents",
         title = "Pinned Events",
         description = "Allow user to pin events in a room",
-        defaultValue = { false },
+        defaultValue = { true },
         isFinished = false,
     ),
     SyncOnPush(