chore: Remove test for unsupported api (#2610)

Co-authored-by: gpanshu <[email protected]>

aws-api/src/test/java/com/amplifyframework/api/aws/AWSApiPluginUserAgentTest.java

@@ -23,7 +23,6 @@
 import org.json.JSONObject;
 import org.junit.After;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
@@ -89,28 +88,6 @@ public void tearDown() throws IOException {
  server.shutdown();
  }
 
- /**
- * Make an API request to the mock server and check the user agent
- * header format on the request. Verify that the Android version is
- * accurately reflected on the user agent.
- * @throws Exception if API call fails or thread is interrupted while
- * waiting for request
- */
- @Test
- @Config(sdk = 16)
- @Ignore("minSDKVersion changed to 24 in favor of AWS Kotlin SDK dependency")
- public void testUserAgentWithApi16() throws Exception {
- String userAgent = checkUserAgent();
-
- // Assert the correct format and content
- assertNotNull(userAgent);
- Matcher regexMatcher = USER_AGENT_PATTERN.matcher(userAgent);
- assertTrue(regexMatcher.matches());
- assertEquals("amplify-android", regexMatcher.group("libraryName"));
- assertEquals("Android", regexMatcher.group("systemName"));
- assertEquals("4.1.2", regexMatcher.group("systemVersion"));
- }
-
  /**
  * Make an API request to the mock server and check the user agent
  * header format on the request. systemName and systemVersion not