remove past docs leads

drew and princess were docs leads for past release cycles, their membership in owners is not required anymore

Author: chanieljdan

OWNERS_ALIASES

@@ -64,8 +64,6 @@ aliases:
     - salaxander
     - sftim
     - tengqm
-    - Princesso # RT 1.31 Docs Lead
-    - drewhagen # RT 1.31 temp acting Docs lead
     - chanieljdan # RT 1.32 Docs Lead
   sig-docs-en-reviews: # PR reviews for English content
     - dipesh-rawat