Fix neighbouring redstone clocks making each other faster

Author: lynxx131

src/main/java/com/fouristhenumber/utilitiesinexcess/common/blocks/BlockRedstoneClock.java

@@ -50,6 +50,12 @@ public int isProvidingWeakPower(IBlockAccess world, int x, int y, int z, int sid
     @Override
     public void onNeighborBlockChange(World world, int x, int y, int z, Block neighbor) {
         super.onNeighborBlockChange(world, x, y, z, neighbor);
+
+        if(neighbor instanceof BlockRedstoneClock) {
+            // Don't let neighbouring clocks trigger updates to each other
+            return;
+        }
+
         TileEntity te = world.getTileEntity(x, y, z);
         if (te instanceof TileEntityRedstoneClock) {
             ((TileEntityRedstoneClock) te).onInputChanged();