fix(todo): correct completion status in TODO.md

Author: IanSkelskey

TODO.md

@@ -18,12 +18,8 @@ This document outlines the upcoming features and improvements for the `ai_diff_c
 -   [ ] Add an easy way to quit the script.
 -   [ ] OpenAI Assistant for generating commit messages.
 -   [ ] Make a way to update the OpenAI API key.
-    -   [x] If the key is invalid, prompt the user to update it.
+    -   [ ] If the key is invalid, prompt the user to update it.
     -   [ ] Add a flag to update/remove the key.
--   [x] Decide on a distribution method for the script: NPM
-    -   [x] Publish the script to NPM.
-    -   [ ] Create a release on GitHub?
--   [ ] Release the script to the public as an open-source project.
 -   [ ] Accept donations for the project.
 -   [ ] Add contribution guidelines.
 -   [ ] Add branch protection rules.
@@ -35,6 +31,10 @@ This document outlines the upcoming features and improvements for the `ai_diff_c
 
 ## Completed Features:
 
+-   [x] Release the script to the public as an open-source project.
+-   [x] Decide on a distribution method for the script: NPM
+    -   [x] Publish the script to NPM.
+    -   [x] Create a release on GitHub?
 -   [x] Come up with a better name for the script.
     -   `ai_diff_commit` is too long.
         -   comgen