build: bump vitest to latest version

DSL-langium/package.json

@@ -69,9 +69,9 @@
     "devDependencies": {
         "@types/node": "^18.15.11",
         "@types/vscode": "~1.77.0",
-        "@vitest/coverage-c8": "^0.30.0",
+        "@vitest/coverage-c8": "^0.30.1",
         "langium-cli": "^1.1.0",
         "typescript": "^5.0.4",
-        "vitest": "^0.30.0"
+        "vitest": "^0.30.1"
     }
 }