Add tzdata do the Bazel mixed build prod mode allowlist.

Bugs:  b/258504104
Test: Ran a local build and checked build metrics and ninja file,
presubmits.

Change-Id: Ifdefdaebc13188e036b0b9cd55fbdcdfbdc8e11f
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index 2e4068d..bfa0a6e 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -1352,7 +1352,7 @@
 
 	// Bazel prod-mode allowlist. Modules in this list are built by Bazel
 	// in either prod mode or staging mode.
-	ProdMixedBuildsEnabledList = []string{}
+	ProdMixedBuildsEnabledList = []string{"com.android.tzdata"}
 
 	// Staging-mode allowlist. Modules in this list are only built
 	// by Bazel with --bazel-mode-staging. This list should contain modules