Remove Tessl skill review workflow (#136)

Co-authored-by: Paul Bakaus <paulbakaus@pauls-mbp-3.lan>

.github/workflows/skill-review.yml

@@ -1,20 +0,0 @@
-# Runs Tessl skill review on pull requests that touch any SKILL.md.
-# Posts (or updates) a single PR comment with scores and feedback.
-# See: https://github.com/tesslio/skill-review
-name: Tessl Skill Review
-
-on:
-  pull_request:
-    branches: [main]
-    paths:
-      - "**/SKILL.md"
-
-jobs:
-  review:
-    runs-on: ubuntu-latest
-    permissions:
-      pull-requests: write
-      contents: read
-    steps:
-      - uses: actions/checkout@v4
-      - uses: tesslio/skill-review@main