Fix hash for installing cargo-3ds

.github/actions/setup/action.yml

@@ -36,7 +36,8 @@ runs:
         command: install
         # TODO: this should probably just be a released version from crates.io
         # once cargo-3ds gets published somewhere...
-        # also switch to hash once feature/doctests gets merged
+        #
+        # also switch to master hash once feature/doctests gets merged
         args: >-
           --git https://github.com/rust3ds/cargo-3ds
-          --rev feature/doctests
+          --rev 5a06e64307499ffe681453e7d88d7ee986054eb7