apply google-code-style to Authentication to make it consistent with rest of auth code

Author: ronreynolds

modules/openapi-generator/src/main/resources/Java/auth/Authentication.mustache

@@ -8,12 +8,12 @@ import java.util.Map;
 import java.util.List;
 
 public interface Authentication {
-    /**
-     * Apply authentication settings to header and query params.
-     *
-     * @param queryParams List of query parameters
-     * @param headerParams Map of header parameters
-     * @param cookieParams Map of cookie parameters
-     */
-    void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams);
+  /**
+   * Apply authentication settings to header and query params.
+   *
+   * @param queryParams List of query parameters
+   * @param headerParams Map of header parameters
+   * @param cookieParams Map of cookie parameters
+   */
+  void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams);
 }