remove requrieement.txt and add python 3.13 and install right into the example test

Author: MOmarMiraj

.github/workflows/validate.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3
@@ -36,12 +36,12 @@ jobs:
           pip install pydantic &&
           python -m pytest src/onepassword/test_client.py
       - name: Example Test
-        if: matrix.os == 'ubuntu-latest'
+        if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.9'
         env:
           OP_SERVICE_ACCOUNT_TOKEN: ${{ secrets.EXAMPLE_TESTS_OP_SERVICE_ACCOUNT_TOKEN }}
           OP_VAULT_ID: ${{ secrets.EXAMPLE_TESTS_OP_VAULT_ID }}
         run: |
-          pip install -r requirements.txt &&
+          pip install cryptography &&
           pip install . &&
           python example/example.py
   lint:
@@ -92,7 +92,7 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: '3.x'
-          
+
     - name: Integration Test
       env:
         OP_SERVICE_ACCOUNT_TOKEN: ${{ secrets.TEST_SERVICE_ACCOUNT_TOKEN }}
@@ -119,7 +119,7 @@ jobs:
         job: ${{ github.job }}
         ref: ${{ github.event.client_payload.pull_request.head.sha }}
         # Conveniently, job.status maps to https://developer.github.com/v3/checks/runs/#update-a-check-run
-        conclusion: ${{ job.status }} 
+        conclusion: ${{ job.status }}
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         script: |