don't add date to AI comments

.cursor/rules/alexandria.mdc

@@ -45,6 +45,7 @@ NEVER assume developer intent. If you are unsure about something, ALWAYS stop an
 - **Important:** Before scanning files, ALWAYS search first for `AI-` anchor comments in relevant subdirectories.
 - ALWAYS update relevant anchor comments when modifying associated code.
 - NEVER remove `AI-` comments unless the developer explicitly instructs it.
+- Don't add a date, as it's always the wrong date.
 - Add new anchor comments as relevant when:
  - Code is unusually complex.
  - Code is critical to security, performance, or functionality.