Bump the actions group across 1 directory with 2 updates (#493)

Bumps the actions group with 2 updates in the / directory: [actions/setup-go](https://github.com/actions/setup-go) and [streetsidesoftware/cspell-action](https://github.com/streetsidesoftware/cspell-action).


Updates `actions/setup-go` from 6.3.0 to 6.4.0
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@4b73464...4a36011)

Updates `streetsidesoftware/cspell-action` from 8.3.0 to 8.4.0
- [Release notes](https://github.com/streetsidesoftware/cspell-action/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell-action/blob/main/CHANGELOG.md)
- [Commits](streetsidesoftware/cspell-action@9cd41bb...de2a73e)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
- dependency-name: streetsidesoftware/cspell-action
  dependency-version: 8.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/golangci-lint.yaml

@@ -21,7 +21,7 @@ jobs:
         with:
           persist-credentials: false
 
-      - uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v6.3.0
+      - uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
         with:
           go-version: '1.24'
           check-latest: true

.github/workflows/oscal-check.yaml

@@ -29,7 +29,7 @@ jobs:
             path: .build/go-oscal/
             persist-credentials: false
 
-      - uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v6.3.0
+      - uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
         name: setup-go
         with:
           go-version: '1.24'

.github/workflows/spellcheck.yml

@@ -16,6 +16,6 @@ jobs:
                 persist-credentials: false
 
           - name: Spellcheck all content
-            uses: streetsidesoftware/cspell-action@9cd41bb518a24fefdafd9880cbab8f0ceba04d28 # v8.3.0
+            uses: streetsidesoftware/cspell-action@de2a73e963e7443969755b648a1008f77033c5b2 # v8.4.0
             with:
               config: .cspell.yaml