Make loading badge for profileindicatoralt lighter

Make the background color lighter when it is in the loading state.

Change-Id: Ic90c0d9704b4b207be287a3b1bf4152acb5ed4e2
diff --git a/src/injections/profileindicator_inject.css b/src/injections/profileindicator_inject.css
index e46d95f..abb5d2c 100644
--- a/src/injections/profileindicator_inject.css
+++ b/src/injections/profileindicator_inject.css
@@ -66,7 +66,7 @@
 }
 
 .num-posts-indicator.num-posts-indicator--loading {
-  background-color: #6f6f6f;
+  background-color: #AFAFAF;
 
   animation-duration: 0.75s;
   animation-name: loading-indicator;