add owners to manage gs-common

Bug: 240530709
Test: build pass
Change-Id: Iad7403dcbc0ad12b77154003f4aa61afedf2224f
diff --git a/README.txt b/README.txt
new file mode 100644
index 0000000..b279bda
--- /dev/null
+++ b/README.txt
@@ -0,0 +1 @@
+Please refer to go/pixel-recycle to modularize your code in this space.