chore(deps): bump actions/checkout from 4.3.1 to 6.0.2 (#37)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.3.1 to 6.0.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.3.1...de0fac2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.2
  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>
Co-authored-by: Mark Thomas Marcantano <m.marcantano@gmail.com>

Author: dependabot[bot]

.github/workflows/conformance.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout provenact-cli
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Read source commit from sync manifest
         id: sync_manifest
@@ -30,7 +30,7 @@ jobs:
           echo "source_commit=$source_commit" >> "$GITHUB_OUTPUT"
 
       - name: Checkout provenact-spec at pinned source commit
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
         with:
           repository: opertus-systems/provenact-spec
           ref: ${{ steps.sync_manifest.outputs.source_commit }}
@@ -48,7 +48,7 @@ jobs:
       - sync-spec-check
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7
@@ -63,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Verify release contract pin metadata
         shell: bash

.github/workflows/release-artifacts.yml

@@ -12,7 +12,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7

.github/workflows/release-skill.yml

@@ -20,7 +20,7 @@ jobs:
       COSIGN_YES: "true"
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7

.github/workflows/security.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Enforce keys-digest usage in verify/run examples
         run: ./scripts/check-keys-digest-usage.sh
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@4be9e76fd7c4901c61fb841f559994984270fce7