fix(motoko): clean up motoko-petstore.yaml (outputDir and artifactId had -nodfx suffix)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: ggreif

bin/configs/motoko-petstore.yaml

@@ -1,8 +1,8 @@
 generatorName: motoko
-outputDir: samples/client/petstore/motoko-nodfx
+outputDir: samples/client/petstore/motoko
 inputSpec: modules/openapi-generator/src/test/resources/3_0/petstore.yaml
 templateDir: modules/openapi-generator/src/main/resources/motoko
-artifactId: petstore-client-nodfx
+artifactId: petstore-client
 artifactVersion: 1.0.0
 additionalProperties:
   hideGenerationTimestamp: "true"