[PTS]: Run uibench on OEM devices (1/N)

This CL requires to set the target/min sdk Version of UiBench apk to 31.
As perfetto trace recording officially supports on non-rooted devices
since Android 12.

Bug: 274719146
Test: build/install UiBench.apk on the non-rooted OEM device in
      api level 31+ successfully.
Change-Id: I50d7c4d9cdea8aa0e9aeb6408e6d519589456523
diff --git a/tests/UiBench/Android.bp b/tests/UiBench/Android.bp
index 0d2f2ef..af5676d 100644
--- a/tests/UiBench/Android.bp
+++ b/tests/UiBench/Android.bp
@@ -10,7 +10,10 @@
 android_test {
     name: "UiBench",
     sdk_version: "current",
-    min_sdk_version: "21",
+    // As Perfetto trace recording is supported on non-rooted devices
+    // since Android 12. Set min/target sdk version to 31.
+    target_sdk_version: "31",
+    min_sdk_version: "31",
     // omit gradle 'build' dir
     srcs: ["src/**/*.java"],
     // use appcompat/support lib from the tree, so improvements/