fix(ci): remove erroneous squisher-corpus guix.scm placeholder (#100)

Part of estate-wide standards#426 remediation - cleanup of
squisher-corpus placeholders that have no business being in this repo.

---------

Co-authored-by: Mistral Vibe <vibe@mistral.ai>

Author: hyperpolymath

.github/workflows/boj-build.yml

@@ -16,4 +16,5 @@ jobs:
           curl -X POST "http://boj-server.local:7700/cartridges/ssg-mcp/invoke"             -H "Content-Type: application/json"             -d "{\"repo\": \"${{ github.repository }}\", \"branch\": \"${{ github.ref_name }}\", \"engine\": \"casket\\"}"}
         continue-on-error: true
 permissions:
+  actions: read
   contents: read

.github/workflows/casket-pages.yml

@@ -7,6 +7,7 @@ on:
   workflow_dispatch:
 
 permissions:
+  actions: read
   contents: read
   pages: write
   id-token: write

.github/workflows/cflite_batch.yml

@@ -6,6 +6,7 @@ on:
   workflow_dispatch:
 
 permissions:
+  actions: read
   contents: read
 
 defaults:

.github/workflows/cflite_pr.yml

@@ -7,6 +7,7 @@ on:
       - 'wasm/**'
 
 permissions:
+  actions: read
   contents: read
 
 defaults:

.github/workflows/ci.yml

@@ -9,6 +9,7 @@ on:
 
 # Restrict permissions to minimum required (security best practice)
 permissions:
+  actions: read
   contents: read
 
 jobs:

.github/workflows/codeql.yml

@@ -18,6 +18,7 @@ concurrency:
   cancel-in-progress: true
 
 permissions:
+  actions: read
   contents: read
 
 jobs:

.github/workflows/dependabot-automerge.yml

@@ -41,6 +41,7 @@ on:
     types: [opened, reopened, synchronize]
 
 permissions:
+  actions: read
   contents: write        # needed to enable auto-merge
   pull-requests: write   # needed to approve
   # NB: keep narrow — do NOT add secrets: read or id-token: write here.

.github/workflows/dogfood-gate.yml

@@ -13,6 +13,7 @@ on:
     branches: [main, master]
 
 permissions:
+  actions: read
   contents: read
 
 jobs:

.github/workflows/finishingbot.yml

@@ -5,6 +5,7 @@
 name: Finishingbot Release Check
 
 permissions:
+  actions: read
   contents: read
 
 on:

.github/workflows/glambot.yml

@@ -6,6 +6,7 @@
 name: Glambot Presentation Quality
 
 permissions:
+  actions: read
   contents: read
 
 on: