Update tutorial link in code

correcting the link to the tutorial in the code ocmments

Author: firepixie

Bluetooth_Room_Lights/code.py

@@ -1,7 +1,7 @@
 """
 Bluetooth Controlled Room Lights using a Circuit Playground Bluetooth
    Scroll between 7 modes and control brightness with your smartphone via Bluetooth
-   Full tutorial: https://learn.adafruit.com/easy-bluetooth-controlled-room-lights/overview
+   Full tutorial: https://learn.adafruit.com/easy-no-solder-bluetooth-controlled-room-lights/overview
 Code by Kattni Rembor & Erin St Blaine for Adafruit Industries
 Adafruit invests time and resources to bring you this code! Please support our shop!
 """
@@ -175,4 +175,4 @@ def draw(self): # draw the animation
         if MODE == 1:
             animations.animate()
         if MODE == 4:
-            animations.freeze()
+            animations.freeze()