Update git submodules

* Update frameworks/support from branch 'androidx-master-dev'
  to fb44b0dce3691cf21786ede0f4964bc4c7d7ec88
  - Merge "Fix NotificationCompat.Style bundle containing obfuscatable class name." into androidx-master-dev
  - Fix NotificationCompat.Style bundle containing obfuscatable class name.
    
    Fixes: 168459725
    Test: NotificationCompatTest
    Relnote: """Fix incomplete Style recovery when using
    NotificationCompat.Builder.<init>(Context,Notification)"""
    
    Change-Id: Ib297ade8f6bc75f7bc897137145f813c782f37bd
    
diff --git a/frameworks/support b/frameworks/support
index 515aa3a..fb44b0d 160000
--- a/frameworks/support
+++ b/frameworks/support
@@ -1 +1 @@
-Subproject commit 515aa3accafa67ca787da2e78439e59beb6c28d2
+Subproject commit fb44b0dce3691cf21786ede0f4964bc4c7d7ec88