CLOUDP-310535: Enable IPA validation on all env FOASes (#729)

Author: lovisaberggren

.github/workflows/optional-spec-validations.yml

@@ -41,7 +41,6 @@ jobs:
           run-id: ${{ github.run_id }}
       - name: Run IPA validation
         id: ipa-spectral-validation
-        if: ${{ inputs.env == 'dev'}}
         run: |
           npx spectral lint openapi-foas.json --ruleset=./tools/spectral/ipa/ipa-spectral.yaml
       - name: Validate the FOAS can be used to generate Postman collection