Does not work with 4.1, only 4.0

Ref https://github.com/xcir/libvmod-awsrest/issues/11

R1/source/vmods/vmod_awsrest.json

@@ -3,7 +3,7 @@
     "desc": "AWS Signature",
     "github": {
         "branches": {
-            "4.1": "master"
+            "4.0": "master"
         },
         "project": "libvmod-awsrest",
         "user": "xcir",
@@ -12,4 +12,4 @@
     "license": "FreeBSD",
     "name": "awsrest",
     "status": "development"
-}
\ No newline at end of file
+}