[core] Implement circle-pitch-alignment property

Closes issue #9349.

platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/style/CircleLayerTest.java

@@ -1047,6 +1047,44 @@ public class CircleLayerTest extends BaseActivityTest {
     });
   }
 
+  @Test
+  public void testCirclePitchAlignmentAsConstant() {
+    validateTestSetup();
+    setupLayer();
+    Timber.i("circle-pitch-alignment");
+    assertNotNull(layer);
+
+    // Set and Get
+    layer.setProperties(circlePitchAlignment(CIRCLE_PITCH_ALIGNMENT_MAP));
+    assertEquals((String) layer.getCirclePitchAlignment().getValue(), (String) CIRCLE_PITCH_ALIGNMENT_MAP);
+  }
+
+  @Test
+  public void testCirclePitchAlignmentAsCameraFunction() {
+    validateTestSetup();
+    setupLayer();
+    Timber.i("circle-pitch-alignment");
+    assertNotNull(layer);
+
+    // Set
+    layer.setProperties(
+      circlePitchAlignment(
+        zoom(
+          interval(
+            stop(2, circlePitchAlignment(CIRCLE_PITCH_ALIGNMENT_MAP))
+          )
+        )
+      )
+    );
+
+    // Verify
+    assertNotNull(layer.getCirclePitchAlignment());
+    assertNotNull(layer.getCirclePitchAlignment().getFunction());
+    assertEquals(CameraFunction.class, layer.getCirclePitchAlignment().getFunction().getClass());
+    assertEquals(IntervalStops.class, layer.getCirclePitchAlignment().getFunction().getStops().getClass());
+    assertEquals(1, ((IntervalStops) layer.getCirclePitchAlignment().getFunction().getStops()).size());
+  }
+
   @Test
   public void testCircleStrokeWidthTransition() {
     validateTestSetup();