moved scala generator templates back to mustache directory

Author: rbiersbach

src/main/java/io/swagger/codegen/v3/generators/scala/AkkaHttpServerCodegen.java

@@ -45,7 +45,7 @@ public AkkaHttpServerCodegen() {
         modelPackage = "io.swagger.server.model";
 
         //TEMPLATING
-        embeddedTemplateDir = templateDir = "v2/scala/akka-http-server";
+        embeddedTemplateDir = templateDir = "mustache/scala/akka-http-server";
 
         apiTemplateFiles.put("api.mustache", ".scala");
         modelTemplateFiles.put("model.mustache", ".scala");

src/main/java/io/swagger/codegen/v3/generators/scala/ScalaClientCodegen.java

@@ -32,7 +32,7 @@ public ScalaClientCodegen() {
         outputFolder = "generated-code/scala";
         modelTemplateFiles.put("model.mustache", ".scala");
         apiTemplateFiles.put("api.mustache", ".scala");
-        embeddedTemplateDir = templateDir = "v2/scala/client";
+        embeddedTemplateDir = templateDir = "mustache/scala/client";
         apiPackage = "io.swagger.client.api";
         modelPackage = "io.swagger.client.model";