fix: align center content & background 🐛

Author: ankitpopli1891

spacelib/src/main/java/com/luseen/spacenavigation/SpaceNavigationView.java

@@ -327,6 +327,7 @@ public boolean onLongClick(View v) {
          */
         LayoutParams centreContentParams = new LayoutParams(centreContentWight, spaceNavigationHeight);
         centreContentParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
+        centreContentParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
 
         /**
          * Centre Background View content size and position