Fix some GH action permission issues identified by CodeQL (#21838)

## Which issue does this PR close?

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N/A

## Rationale for this change

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in the issue then this section is not needed.
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<img width="302" height="45" alt="image"
src="https://github.com/user-attachments/assets/fed0ded5-5ef5-4e10-9bd6-bb3391470ee7"
/>

Lets work on getting this number down to 0

## What changes are included in this PR?

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is sometimes worth providing a summary of the individual changes in this
PR.
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Fix some permissions to be minimum required in GH action workflows

## Are these changes tested?

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All affected workflows were run on this commit:
48ffe3f

- Since some workflows trigger on certain changes only

- large files successful:
https://github.com/apache/datafusion/actions/runs/24923629680/job/72989644694?pr=21838
- docs pr successful:
https://github.com/apache/datafusion/actions/runs/24923629679/job/72989644704?pr=21838
- dependencies:
- circular check successful:
https://github.com/apache/datafusion/actions/runs/24923629662/job/72989644657?pr=21838
- unused check successful:
https://github.com/apache/datafusion/actions/runs/24923629662/job/72989644656?pr=21838
- audit successful:
https://github.com/apache/datafusion/actions/runs/24923629664/job/72989644667?pr=21838
- dev:
- license check successful:
https://github.com/apache/datafusion/actions/runs/24923629678/job/72989644714?pr=21838
- prettier successful:
https://github.com/apache/datafusion/actions/runs/24923629678/job/72989644708?pr=21838
- asf yaml check successful:
https://github.com/apache/datafusion/actions/runs/24923629678/job/72989644706?pr=21838
- typos successful:
https://github.com/apache/datafusion/actions/runs/24923629678/job/72989644701?pr=21838

## Are there any user-facing changes?

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---------

Co-authored-by: Andrew Lamb <andrew@nerdnetworks.org>

Author: Jefffrey

.github/workflows/audit.yml

@@ -33,9 +33,12 @@ on:
     paths:
       - "**/Cargo.toml"
       - "**/Cargo.lock"
-  
+
   merge_group:
 
+permissions:
+  contents: read
+
 jobs:
   security_audit:
     runs-on: ubuntu-latest

.github/workflows/dependencies.yml

@@ -37,6 +37,9 @@ on:
   # https://docs.github.com/en/actions/managing-workflow-runs/manually-running-a-workflow
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   depcheck:
     name: circular dependency check

.github/workflows/dev.yml

@@ -85,7 +85,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
         with:
           persist-credentials: false
-      # Version fixed on purpose. It uses heuristics to detect typos, so upgrading 
+      # Version fixed on purpose. It uses heuristics to detect typos, so upgrading
       # it may cause checks to fail more often.
       # We can upgrade it manually once a while.
       - name: Install typos-cli

.github/workflows/docs_pr.yaml

@@ -33,8 +33,10 @@ on:
   # https://docs.github.com/en/actions/managing-workflow-runs/manually-running-a-workflow
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
-  
   # Test doc build
   linux-test-doc-build:
     name: Test doc build

.github/workflows/large_files.yml

@@ -25,6 +25,9 @@ on:
   pull_request:
   merge_group:
 
+permissions:
+  contents: read
+
 jobs:
   check-files:
     runs-on: ubuntu-slim