fix: allow post-dependabot action to edit workflows (#103)

Author: wraithgar

.github/workflows/post-dependabot.yml

@@ -6,6 +6,7 @@ on: pull_request
 
 # https://docs.github.com/en/rest/overview/permissions-required-for-github-apps
 permissions:
+  actions: write
   contents: write
 
 jobs:

lib/content/post-dependabot.yml

@@ -5,6 +5,7 @@ on:
 
 # https://docs.github.com/en/rest/overview/permissions-required-for-github-apps
 permissions:
+  actions: write
   contents: write
 
 jobs:

tap-snapshots/test/apply/full-content.js.test.cjs

@@ -301,6 +301,7 @@ on: pull_request
 
 # https://docs.github.com/en/rest/overview/permissions-required-for-github-apps
 permissions:
+  actions: write
   contents: write
 
 jobs:
@@ -963,6 +964,7 @@ on: pull_request
 
 # https://docs.github.com/en/rest/overview/permissions-required-for-github-apps
 permissions:
+  actions: write
   contents: write
 
 jobs: