8348348: Remove unnecessary #ifdef STATIC_BUILD around DEF_STATIC_JNI_OnLoad from zip_util.c

Reviewed-by: sgehwolf

Author: jianglizhou

src/java.base/share/native/libzip/zip_util.c

@@ -72,11 +72,9 @@ static void freeCEN(jzfile *);
 static jint INITIAL_META_COUNT = 2;   /* initial number of entries in meta name array */
 
 /*
- * Declare library specific JNI_Onload entry if static build
+ * Declare library specific JNI_Onload entry
  */
-#ifdef STATIC_BUILD
 DEF_STATIC_JNI_OnLoad
-#endif
 
 /*
  * The ZFILE_* functions exist to provide some platform-independence with