Enforce that tests in MTS specify a min_sdk_version

Specifying min_sdk_version ensures backwards compatibility. There are
some existing violations, and those have been baseline'd using an
allowlist.

Bug: 156476221
Test: m nothing
Change-Id: I55098206da8ec5cfa0a9f5e7b41c9b8dedbdcbd2

java/app_test.go

@@ -4146,6 +4146,7 @@ func TestTargetSdkVersionMtsTests(t *testing.T) {
 	bpTemplate := `
 	%v {
 		name: "mytest",
+		min_sdk_version: "34",
 		target_sdk_version: "%v",
 		test_suites: ["othersuite", "%v"],
 	}