build(deps): Bump workflows to latest trusted versions (#463)

Co-authored-by: hashicorp-tsccr[bot] <hashicorp-tsccr[bot]@users.noreply.github.com>
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index e216e12..3c93065 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -49,7 +49,7 @@
     steps:
       -
         name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       -
         name: Set up Go
         uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ca8d3af..d51ff32 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@
     steps:
       -
         name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
         with:
           ssh-key: "${{ secrets.GIT_SSH_PRIVATE_KEY }}"
       -
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2de2767..aef96a0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@
     timeout-minutes: 3
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       - name: Install copywrite
         uses: hashicorp/setup-copywrite@v1.1.3
       - name: Validate Header Compliance
@@ -59,7 +59,7 @@
     steps:
       -
         name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       -
         name: Set up Go
         uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
@@ -94,7 +94,7 @@
     steps:
       -
         name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       -
         name: Set up Go
         uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
@@ -145,7 +145,7 @@
     steps:
       -
         name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       -
         name: Set up Go
         uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1