Argument list for 0 arguments should be (void)

An empty list in C means "unspecified arguments", not "no arguments".

Bug: 393138669
Test: N/A
Change-Id: I2305ba3ecb7ceb0592b32b3339a17061d86eb8f5
diff --git a/libs/libvm_payload/include/vm_payload.h b/libs/libvm_payload/include/vm_payload.h
index a88e96a..a3bb577 100644
--- a/libs/libvm_payload/include/vm_payload.h
+++ b/libs/libvm_payload/include/vm_payload.h
@@ -315,6 +315,6 @@
  *
  *  \return true if this is the first run of an instance, false otherwise.
  */
-bool AVmPayload_isNewInstance() __INTRODUCED_IN(36);
+bool AVmPayload_isNewInstance(void) __INTRODUCED_IN(36);
 
 __END_DECLS