Added repo manifest.
diff --git a/.supermanifest b/.supermanifest
index 54937db..463175d 100644
--- a/.supermanifest
+++ b/.supermanifest
@@ -1 +1 @@
-platform/manifest refs/heads/androidx-window-extensions-core-release af04d3083f559e1a4b0c59c1771dbb86360d6bb5
\ No newline at end of file
+platform/manifest refs/heads/androidx-window-extensions-core-release 54d3b8c5ce244774389b4477cad67a55be8e49b4
\ No newline at end of file
diff --git a/build/make b/build/make
index c9fd650..2fc6df0 160000
--- a/build/make
+++ b/build/make
@@ -1 +1 @@
-Subproject commit c9fd650263088c41dfbbef1c7254a2111b14d4bd
+Subproject commit 2fc6df01b4ec8eae1485c5183370a3d8016e2aae
diff --git a/frameworks/support b/frameworks/support
index 41e1196..d880ecd 160000
--- a/frameworks/support
+++ b/frameworks/support
@@ -1 +1 @@
-Subproject commit 41e119676c75bba23ed13a5061871a9ff46d3036
+Subproject commit d880ecd411d7ed0d3897644cd64d7e20eae98916
