[Kotlin] Add reserved word contract (#13108)

docs/generators/kotlin-server.md

@@ -105,6 +105,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 <li>const</li>
 <li>constructor</li>
 <li>continue</li>
+<li>contract</li>
 <li>crossinline</li>
 <li>data</li>
 <li>delegate</li>

docs/generators/kotlin-spring.md

@@ -114,6 +114,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 <li>const</li>
 <li>constructor</li>
 <li>continue</li>
+<li>contract</li>
 <li>crossinline</li>
 <li>data</li>
 <li>delegate</li>

docs/generators/kotlin-vertx.md

@@ -93,6 +93,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 <li>const</li>
 <li>constructor</li>
 <li>continue</li>
+<li>contract</li>
 <li>crossinline</li>
 <li>data</li>
 <li>delegate</li>

docs/generators/kotlin.md

@@ -107,6 +107,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 <li>const</li>
 <li>constructor</li>
 <li>continue</li>
+<li>contract</li>
 <li>crossinline</li>
 <li>data</li>
 <li>delegate</li>

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractKotlinCodegen.java

@@ -117,6 +117,7 @@ public abstract class AbstractKotlinCodegen extends DefaultCodegen implements Co
                 "const",
                 "constructor",
                 "continue",
+                "contract",
                 "crossinline",
                 "data",
                 "delegate",