fix circup instruction

FoamyGuy · FoamyGuy · commit 29f679f7be1e · 2024-02-26T11:35:57.000-06:00
diff --git a/README.rst b/README.rst
@@ -84,7 +84,7 @@ following command to install:
 
 .. code-block:: shell
 
-    circup install uc8151d
+    circup install adafruit_uc8151d
 
 Or the following command to update an existing version:
 
