Revert^2 "Mark @FlaggedApi flags as exported"

cb192caf2ef454f91dd4410892d0296c5db445db

Change-Id: I8f2e076d37fdf1a290c4d35d43cb0f277d45d062
diff --git a/flags/telecom_resolve_hidden_dependencies.aconfig b/flags/telecom_resolve_hidden_dependencies.aconfig
index a120b85..e5bb1fb 100644
--- a/flags/telecom_resolve_hidden_dependencies.aconfig
+++ b/flags/telecom_resolve_hidden_dependencies.aconfig
@@ -16,4 +16,5 @@
     description: "Fixed read only flag used for setting up BlockedNumbersManager to be retrieved via context"
     bug: "325049252"
     is_fixed_read_only: true
+    is_exported: true
 }