Skill-Namensfamilien: weekly-review -> gtd-weekly-review, dritte Person in allen Descriptions (#129)

Files changed:
- AGENTS.md
- CHANGES.md
- INSTALL.md
- README.md
- VERSION
- instructions/CONTRACT.md
- instructions/dev/stack-close/SKILL.md
- instructions/dev/stack-dev/SKILL.md
- instructions/gtd-weekly-review/SKILL.md
- instructions/setup-instance.md
- instructions/weekly-review/SKILL.md
- instructions/wiki-ingest/SKILL.md
- instructions/wiki-lint/SKILL.md
- instructions/wiki-manage/SKILL.md
- instructions/wiki-query/SKILL.md
- instructions/wiki-status/SKILL.md
- tools/chemenu/tests/test_instructions_cmd.py

instructions/wiki-manage/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: wiki-manage
-description: Create a new wiki page (entity, concept, source, comparison) or update an existing page with new information, including cross-references, index/log, and publish. Use when the user says "create a new entity/concept/comparison", "add a page for X", "update the X page", or new information needs integrating into an existing page.
+description: Creates a new wiki page (entity, concept, source, comparison) or updates an existing page with new information, including cross-references, index/log, and publishing. Use when the user says "create a new entity/concept/comparison", "add a page for X", "update the X page", or new information needs integrating into an existing page.
 ---
 
 # Wiki Manage