fix naming

Author: michael-ameri

gemini-api/src/main/java/swiss/ameri/gemini/api/FunctionCall.java

@@ -6,11 +6,11 @@
  * A predicted FunctionCall returned from the model that contains a string representing the FunctionDeclaration.name
  * with the arguments and their values.
  *
- * @param name   Required. The name of the function to call. Must be a-z, A-Z, 0-9, or contain underscores and dashes, with a maximum length of 63.
- * @param format Optional. The function parameters and values in JSON object format.
+ * @param name Required. The name of the function to call. Must be a-z, A-Z, 0-9, or contain underscores and dashes, with a maximum length of 63.
+ * @param args Optional. The function parameters and values in JSON object format.
  */
 public record FunctionCall(
         String name,
-        Map<String, ?> format
+        Map<String, ?> args
 ) {
 }