Merge pull request #1608 from ShuangLiu1992/patch-3

Update LibiglDownloadExternal.cmake

cmake/LibiglDownloadExternal.cmake

@@ -51,7 +51,7 @@ endfunction()
 function(igl_download_comiso)
 	igl_download_project(CoMISo
 		GIT_REPOSITORY https://github.com/libigl/CoMISo.git
-		GIT_TAG        1f9618cf9b7bd77370d817976470d59091928606
+		GIT_TAG        d60aa4759fba76b0b793b1efb090b7a771dd7c56
 	)
 endfunction()