fix small nit

Author: devalog

fern/products/sdks/overview/java/quickstart.mdx

@@ -77,7 +77,7 @@ Generate a Java SDK by following the instructions on this page.
     ```yaml {5-7}
       sdk:
         generators:
-          - name: fernapi/fern-python-sdk
+          - name: fernapi/fern-java-sdk
             version: <Markdown src="/snippets/version-number.mdx"/>
             output:
               location: local-file-system