fix typo in Kotlin client discriminator samples (#21853)

* fix typo in kotlin client samples

allOff -> allOf

* fix gradlew permission

* update samples

Author: yshrsmz

.github/workflows/samples-kotlin-client.yaml

@@ -70,7 +70,7 @@ jobs:
           - samples/client/others/kotlin-jvm-okhttp-parameter-tests
           - samples/client/others/kotlin-jvm-okhttp-path-comments
           - samples/client/others/kotlin-integer-enum
-          - samples/client/petstore/kotlin-allOff-discriminator-kotlinx-serialization
+          - samples/client/petstore/kotlin-allOf-discriminator-kotlinx-serialization
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-java@v5

…discriminator-kotlinx-serialization.yaml …discriminator-kotlinx-serialization.yamlbin/configs/kotlin-allOff-discriminator-kotlinx-serialization.yaml renamed to bin/configs/kotlin-allOf-discriminator-kotlinx-serialization.yaml bin/configs/kotlin-allOff-discriminator-kotlinx-serialization.yaml renamed to bin/configs/kotlin-allOf-discriminator-kotlinx-serialization.yaml

@@ -1,9 +1,9 @@
 generatorName: kotlin
-outputDir: samples/client/petstore/kotlin-allOff-discriminator-kotlinx-serialization
+outputDir: samples/client/petstore/kotlin-allOf-discriminator-kotlinx-serialization
 inputSpec: modules/openapi-generator/src/test/resources/3_0/kotlin/polymorphism.yaml
 templateDir: modules/openapi-generator/src/main/resources/kotlin-client
 additionalProperties:
-  artifactId: kotlin-allOff-discriminator
+  artifactId: kotlin-allOf-discriminator
   serializableModel: "false"
   dateLibrary: java8
   enumUnknownDefaultCase: true

…configs/kotlin-allOff-discriminator.yaml …/configs/kotlin-allOf-discriminator.yamlbin/configs/kotlin-allOff-discriminator.yaml renamed to bin/configs/kotlin-allOf-discriminator.yaml bin/configs/kotlin-allOff-discriminator.yaml renamed to bin/configs/kotlin-allOf-discriminator.yaml

@@ -1,9 +1,9 @@
 generatorName: kotlin
-outputDir: samples/client/petstore/kotlin-allOff-discriminator
+outputDir: samples/client/petstore/kotlin-allOf-discriminator
 inputSpec: modules/openapi-generator/src/test/resources/3_0/issue_10792.yaml
 templateDir: modules/openapi-generator/src/main/resources/kotlin-client
 additionalProperties:
-  artifactId: kotlin-allOff-discriminator
+  artifactId: kotlin-allOf-discriminator
   serializableModel: "false"
   dateLibrary: java8
   enumUnknownDefaultCase: true