chore: Fix lint issues

Author: lqiu96

oauth2_http/javatests/com/google/auth/oauth2/MockExternalAccountCredentialsTransport.java

@@ -200,7 +200,9 @@ public LowLevelHttpResponse execute() throws IOException {
                   OAuth2Utils.JSON_FACTORY
                       .createJsonParser(getContentAsString())
                       .parseAndClose(GenericJson.class);
-              assertEquals(OAuth2Utils.CLOUD_PLATFORM_SCOPE, ((ArrayList<String>) query.get("scope")).get(0));
+              assertEquals(
+                  OAuth2Utils.CLOUD_PLATFORM_SCOPE,
+                  ((ArrayList<String>) query.get("scope")).get(0));
               assertEquals(1, getHeaders().get("authorization").size());
               assertTrue(getHeaders().containsKey("authorization"));
               assertNotNull(getHeaders().get("authorization").get(0));