fix: update GitHub Actions to use correct commit SHAs

- Fix actions/checkout to use correct v4 commit SHA
- Fix actions/upload-artifact to use correct v4 commit SHA
- Fix actions/cache to use correct v4 commit SHA
- Resolve CI failures caused by invalid action commit SHAs

This fixes the 'action could not be found' errors in CI jobs.

Author: AlmostBald-TRADING

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
       matrix:
         python-version: ['3.10', '3.11', '3.12']
     steps:
-      - uses: actions/checkout@b4ffde65d4633638af81f9bc7b73d6454b4312c4 # v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: ${{ matrix.python-version }}
@@ -55,7 +55,7 @@ jobs:
       matrix:
         python-version: ['3.10', '3.11', '3.12']
     steps:
-      - uses: actions/checkout@b4ffde65d4633638af81f9bc7b73d6454b4312c4 # v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: ${{ matrix.python-version }}
@@ -81,7 +81,7 @@ jobs:
   security:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@b4ffde65d4633638af81f9bc7b73d6454b4312c4 # v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: '3.12'
@@ -107,7 +107,7 @@ jobs:
           echo "Security audit completed. Check artifacts for results."
       - name: Upload security audit results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
         with:
           name: security-audit-results
           path: |
@@ -165,7 +165,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@b4ffde65d4633638af81f9bc7b73d6454b4312c4 # v4
+      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
         with:
           python-version: '3.12'
@@ -176,7 +176,7 @@ jobs:
           requirements-files: 'requirements.txt'
           additional-paths: '~/.cache/pip-audit'
       - name: Cache pre-commit
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         with:
           path: ~/.cache/pre-commit
           key: ${{ runner.os }}-precommit-${{ hashFiles('.pre-commit-config.yaml') }}