sync(ci): update actions/checkout to v6.0.2 in 25 workflows (#235)

Author: mrz1836

.github/workflows/auto-merge-on-approval.yml

@@ -65,7 +65,7 @@ jobs:
       # Check out code to access env file
       # --------------------------------------------------------------------
       - name: 📥 Checkout code (sparse)
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           sparse-checkout: |
             .github/.env.base

.github/workflows/codeql-analysis.yml

@@ -42,7 +42,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL

.github/workflows/dependabot-auto-merge.yml

@@ -63,7 +63,7 @@ jobs:
       # Check out code to access env file
       # --------------------------------------------------------------------
       - name: 📥 Checkout code (sparse)
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           sparse-checkout: |
             .github/.env.base

.github/workflows/fortress-benchmarks.yml

@@ -129,7 +129,7 @@ jobs:
       # Checkout code and set up Go environment
       # --------------------------------------------------------------------
       - name: 📥 Checkout code
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # --------------------------------------------------------------------
       # Setup Go with caching and version management

.github/workflows/fortress-code-quality.yml

@@ -61,7 +61,7 @@ jobs:
       # Checkout repository for local actions
       # --------------------------------------------------------------------
       - name: 📥 Checkout Repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # --------------------------------------------------------------------
       # Parse inputs and setup

.github/workflows/fortress-completion-finalize.yml

@@ -126,7 +126,7 @@ jobs:
       # Checkout repository for local actions
       # --------------------------------------------------------------------
       - name: 📥 Checkout Repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # --------------------------------------------------------------------
       # Parse environment variables

.github/workflows/fortress-completion-report.yml

@@ -65,7 +65,7 @@ jobs:
       # Checkout repository for local actions
       # --------------------------------------------------------------------
       - name: 📥 Checkout Repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # --------------------------------------------------------------------
       # Parse environment variables

.github/workflows/fortress-completion-statistics.yml

@@ -61,7 +61,7 @@ jobs:
       # Checkout repository for local actions
       # --------------------------------------------------------------------
       - name: 📥 Checkout Repository
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       # --------------------------------------------------------------------
       # Parse environment variables

.github/workflows/fortress-completion-tests.yml

@@ -156,7 +156,7 @@ jobs:
           echo "✅ Branch helper functions created"
 
       - name: 📥 Checkout code
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0 # Fetch all history including tags for version display
 
@@ -2355,7 +2355,7 @@ jobs:
           done
 
       - name: 📥 Checkout code
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 2 # Need history for codecov to detect changes