Update test-integrations.yml to capture latest versions of Nomad and Vault (#21749)

* Update test-integrations.yml

Update Vault/Nomad versions to ensure we're testing the latest versions .

* Update test to test latest available CE versions

.github/workflows/test-integrations.yml

@@ -94,7 +94,7 @@ jobs:
       contents: read
     strategy:
       matrix:
-        nomad-version: ['v1.7.7', 'v1.6.10', 'v1.5.17']
+        nomad-version: ['v1.8.3', 'v1.7.7', 'v1.6.10']
     steps:
       - name: Checkout Nomad
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
@@ -177,7 +177,7 @@ jobs:
       contents: read
     strategy:
       matrix:
-        vault-version: ["1.16.2", "1.15.6", "1.14.10"]
+        vault-version: ["1.17.5", "1.16.3", "1.15.6"]
     env:
       VAULT_BINARY_VERSION: ${{ matrix.vault-version }}
     steps: