Bump actions/github-script from 5 to 6 (#121)

Bumps [actions/github-script](https://github.com/actions/github-script) from 5 to 6.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v5...v6)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
         uses: actions/checkout@v2
       -
         name: GPG conf
-        uses: actions/github-script@v5
+        uses: actions/github-script@v6
         with:
           script: |
             const fs = require('fs');
@@ -60,7 +60,7 @@ jobs:
             });
       -
         name: Get test key and passphrase
-        uses: actions/github-script@v5
+        uses: actions/github-script@v6
         id: test
         with:
           script: |
@@ -107,7 +107,7 @@ jobs:
         uses: actions/checkout@v2
       -
         name: Get test key and passphrase
-        uses: actions/github-script@v5
+        uses: actions/github-script@v6
         id: test
         with:
           script: |