libhttpparser: add a hash file

Signed-off-by: Renaud AUBIN <root@renaud.io>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libhttpparser/libhttpparser.hash

@@ -0,0 +1,2 @@
+# Locally computed:
+sha256 a11c5ccb9808496f3de66d54ea1f89271919923307e31c75de2a3a77a6754c97 libhttpparser-v2.6.0.tar.gz