chore: mark specification validation as generated (#321)

Author: mnahkies

.gitattributes

@@ -1,7 +1,7 @@
 # Pre-compiled ajv validators generated by ./scripts/generate-ajv-validator.js
 # Any uncommitted changes will be rejected by CI using ./scripts/assert-clean-working-directory.sh
-packages/openapi-code-generater/src/core/schemas/openapi-3.0-specification-validator.js binary
-packages/openapi-code-generater/src/core/schemas/openapi-3.1-specification-validator.js binary
+packages/openapi-code-generater/src/core/schemas/openapi-3.0-specification-validator.js linguist-generated=true
+packages/openapi-code-generater/src/core/schemas/openapi-3.1-specification-validator.js linguist-generated=true
 integration-tests/*/src/generated/** linguist-generated=true
 e2e/src/generated/** linguist-generated=true
 integration-tests-definitions/** linguist-vendored=true