Add/update DotStar template code.

Author: kattni

CircuitPython_Templates/status_led_one_dotstar_rainbow/code.py

@@ -0,0 +1,25 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+# SPDX-License-Identifier: Unlicense
+"""
+CircuitPython DotStar red, green, blue, brightness control example.
+"""
+import time
+import board
+from rainbowio import colorwheel
+import adafruit_dotstar
+
+dot = adafruit_dotstar.DotStar(board.DOTSTAR_CLOCK, board.DOTSTAR_DATA, 1)
+dot.brightness = 0.3
+
+
+def rainbow(delay):
+    for color_value in range(255):
+        for led in range(1):
+            dot_index = (led * 256 // 1) + color_value
+            dot[led] = colorwheel(dot_index & 255)
+        dot.show()
+        time.sleep(delay)
+
+
+while True:
+    rainbow(0.02)

CircuitPython_Templates/status_led_one_dotstar_rgb/code.py

@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: 2021 Anne Barela for Adafruit Industries
 # SPDX-License-Identifier: Unlicense
 """
-CircuitPython DotStar red, green, blue, brightness control example - single DotStar.
+CircuitPython DotStar red, green, blue, brightness control example.
 """
 import time
 import board