Add whitelist file for starlark transitions

Whitelist all the things!

Closes #7535.

PiperOrigin-RevId: 236130176
diff --git a/tools/whitelists/BUILD b/tools/whitelists/BUILD
index 2db6afb..150500d 100644
--- a/tools/whitelists/BUILD
+++ b/tools/whitelists/BUILD
@@ -5,6 +5,7 @@
     srcs = [
         "BUILD",
         "//tools/whitelists/config_feature_flag:srcs",
+        "//tools/whitelists/function_transition_whitelist:srcs",
     ],
     visibility = ["//tools:__pkg__"],
 )