scripts/download_nghttp2.sh: clone 1.41.0

There's a suspected crash bug in 1.31.0 that we rather not get stuck on.

Closes #35

Author: bagder

scripts/download_nghttp2.sh

@@ -4,5 +4,4 @@
 set -ex
 
 # Clone the repository to the specified directory.
-git clone --branch v1.33.0 https://github.com/nghttp2/nghttp2 $1
-
+git clone --branch v1.41.0 https://github.com/nghttp2/nghttp2 $1