Remove pihole build directory

src/freedombone-app-pihole

@@ -336,6 +336,10 @@ function remove_pihole {
         rm /etc/cron.d/pihole
     fi
 
+    if [ -d $INSTALL_DIR/pihole ]; then
+        rm -rf $INSTALL_DIR/pihole
+    fi
+
     firewall_remove 53
     userdel -r pihole
 }