prepare release 1.0.57

Author: frantuma

pom.xml

@@ -8,7 +8,7 @@
     <name>swagger-codegen-generators</name>
     <description>swagger-codegen-generators</description>
     <url>https://github.com/swagger-api/swagger-codegen-generators</url>
-    <version>1.0.57-SNAPSHOT</version>
+    <version>1.0.57</version>
     <packaging>jar</packaging>
     <scm>
         <connection>scm:git:git@github.com:swagger-api/swagger-codegen-generators.git</connection>
@@ -338,7 +338,7 @@
     </dependencies>
     <properties>
         <maven.compiler.release>8</maven.compiler.release>
-        <swagger-codegen-version>3.0.68</swagger-codegen-version>
+        <swagger-codegen-version>3.0.69</swagger-codegen-version>
         <swagger-parser-version>2.1.28</swagger-parser-version>
         <swagger-core-version>2.2.32</swagger-core-version>
         <jackson-version>2.19.0</jackson-version>