Fix collapsible admonition regex, unused variable, and missing Edit tool

- Fix regex for ??? collapsible admonitions: \\?{3} -> \?{3}
- Remove unused `marker` variable in convert_admonitions
- Add Edit to allowed-tools in rhivos-fetch-convert skill

Co-authored by Claude Code, under the supervision of Alex McLeod

Author: mcljot

plugins/rhivos-content/skills/rhivos-fetch-convert/SKILL.md

@@ -6,7 +6,7 @@ description: >-
   admonitions, snippets, figure captions). Use this skill after rhivos-map-upstream
   has produced an approved upstream-mapping.yaml.
 argument-hint: "<mapping-yaml> [--sig-docs-path <path>]"
-allowed-tools: Read, Write, Bash, Glob, Grep, AskUserQuestion
+allowed-tools: Read, Write, Edit, Bash, Glob, Grep, AskUserQuestion
 ---
 
 # Fetch and Convert Upstream Content

plugins/rhivos-content/skills/rhivos-fetch-convert/scripts/md2adoc.py

@@ -50,10 +50,9 @@ def convert_admonitions(lines: list[str]) -> list[str]:
 
     while i < len(lines):
         match = re.match(
-            r'^(!{3}|\\?{3})\s+([\w]+)(?:\s+"([^"]*)")?\s*$', lines[i]
+            r'^(!{3}|\?{3})\s+([\w]+)(?:\s+"([^"]*)")?\s*$', lines[i]
         )
         if match:
-            marker = match.group(1)
             admon_type = match.group(2).lower()
             title = match.group(3)
             asciidoc_type = admonition_map.get(admon_type, "NOTE")