build(deps-dev): bump @azure-tools/typespec-client-generator-core

Bumps the typespec group with 1 update in the / directory: [@azure-tools/typespec-client-generator-core](https://github.com/Azure/typespec-azure).


Updates `@azure-tools/typespec-client-generator-core` from 0.67.3 to 0.67.4
- [Release notes](https://github.com/Azure/typespec-azure/releases)
- [Commits](https://github.com/Azure/typespec-azure/compare/@azure-tools/typespec-client-generator-core@0.67.3...@azure-tools/typespec-client-generator-core@0.67.4)

---
updated-dependencies:
- dependency-name: "@azure-tools/typespec-client-generator-core"
  dependency-version: 0.67.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: typespec
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -13,7 +13,7 @@
     "@azure-tools/typespec-azure-resource-manager": "0.67.1",
     "@azure-tools/typespec-azure-rulesets": "0.67.0",
     "@azure-tools/typespec-client-generator-cli": "0.32.1",
-    "@azure-tools/typespec-client-generator-core": "0.67.3",
+    "@azure-tools/typespec-client-generator-core": "0.67.4",
     "@azure-tools/typespec-liftr-base": "0.13.0",
     "@azure/avocado": "0.11.0",
     "@azure/oad": "0.12.4",