Remove vendor_snapshot_test

Remove vendor_snapshot_test from cc and rust as they are no longer in
support.

Bug: 330100430
Test: m nothing --no-skip-soong-tests passed
Change-Id: Ia798bc1c87d3f1d73ea5866dc85ff4073f5f9c5b

cc/Android.bp

@@ -111,7 +111,6 @@ bootstrap_go_package {
         "test_data_test.go",
         "tidy_test.go",
         "vendor_public_library_test.go",
-        "vendor_snapshot_test.go",
     ],
     pluginFor: ["soong_build"],
 }

rust/Android.bp

@@ -62,7 +62,6 @@ bootstrap_go_package {
         "sanitize_test.go",
         "source_provider_test.go",
         "test_test.go",
-        "vendor_snapshot_test.go",
     ],
     pluginFor: ["soong_build"],
 }