database/DBio.c: Fix MAGIC_WRAPPER #endif to fix CI WASM build

Misplaced #endif causing the build to break when option enabled
error introduced in 3dc5018

Related commits:

commit 68a088943f
Date:   Tue Sep 12 11:12:00 2023 -0400

commit 3dc5018af4 (tag: 8.3.477)
Date:   Fri May 3 21:43:27 2024 -0400

database/DBio.c

@@ -688,8 +688,8 @@ dbCellReadDef(f, cellDef, ignoreTech, dereference)
 			    freeMagic(argv[1]);
 			    freeMagic(argv[0]);
 			}
-#endif
 		    }
+#endif
 		}
 		if (strcmp(DBTechName, tech))
 		{