Add alternative for old debian mime types

Bug: 387943358
Bug: 387972892
Test: atest CtsMimeMapTestCases:android.content.type.cts
Change-Id: I46242145bc8b1b0170673c0c2dde13f01af71e29
diff --git a/mime/jarjar-rules-alt.txt b/mime/jarjar-rules-alt.txt
new file mode 100644
index 0000000..9a76443
--- /dev/null
+++ b/mime/jarjar-rules-alt.txt
@@ -0,0 +1 @@
+rule android.content.type.DefaultMimeMapFactory android.content.type.cts.StockAndroidAltMimeMapFactory