chore: enable afe latency metric test

Author: surbhigarg92

google-cloud-spanner/src/test/java/com/google/cloud/spanner/it/ITBuiltInMetricsTest.java

@@ -24,8 +24,6 @@
 import com.google.cloud.spanner.*;
 import com.google.cloud.spanner.testing.EmulatorSpannerHelper;
 import com.google.common.base.Stopwatch;
-import com.google.common.base.Strings;
-import com.google.common.truth.IntegerSubject;
 import com.google.monitoring.v3.ListTimeSeriesRequest;
 import com.google.monitoring.v3.ListTimeSeriesResponse;
 import com.google.monitoring.v3.ProjectName;
@@ -130,29 +128,9 @@ public void testBuiltinMetricsWithDefaultOTEL() throws Exception {
         response = metricClient.listTimeSeriesCallable().call(request);
       }
 
-      // afe_latencies metric currently does not return data as afe server-timing header is
-      // disabled.
-      // Keeping this check to enable this check in the future.
-      if (metric.equals("afe_latencies")) {
-        IntegerSubject subject =
-            assertWithMessage("Metric " + metric + " returned data.")
-                .that(response.getTimeSeriesCount());
-        if (isAfeMetricEnabled()) {
-          subject.isGreaterThan(0);
-        } else {
-          subject.isEqualTo(0);
-        }
-
-      } else {
-        assertWithMessage("Metric " + metric + " didn't return any data.")
-            .that(response.getTimeSeriesCount())
-            .isGreaterThan(0);
-      }
+      assertWithMessage("Metric " + metric + " didn't return any data.")
+          .that(response.getTimeSeriesCount())
+          .isGreaterThan(0);
     }
   }
-
-  private boolean isAfeMetricEnabled() {
-    String jobType = System.getenv("JOB_TYPE");
-    return !Strings.isNullOrEmpty(jobType) && jobType.contains("devel");
-  }
 }