Update language to comply with inclusive guidance

See https://source.android.com/setup/contribute/respectful-code for
reference

Bug: 161896447
Test: m diff_target_files
Change-Id: I5654ccc5ba9be8cff01689b952d2feaade19ae79
diff --git a/cmd/diff_target_files/Android.bp b/cmd/diff_target_files/Android.bp
index 5397f4b..bc6b068 100644
--- a/cmd/diff_target_files/Android.bp
+++ b/cmd/diff_target_files/Android.bp
@@ -5,12 +5,12 @@
         "diff_target_files.go",
         "glob.go",
         "target_files.go",
-        "whitelist.go",
+        "allow_list.go",
         "zip_artifact.go",
     ],
     testSrcs: [
         "compare_test.go",
         "glob_test.go",
-        "whitelist_test.go",
+        "allow_list_test.go",
     ],
 }