Bump gittuf to v0.6.1

Author: adityasaky

README.md

@@ -12,6 +12,6 @@ bear in mind that
 ## Optional Input
 
 `gittuf-version`: Used to specify the version of gittuf to install (default:
-`0.6.0`). In addition to the specific version number, `main` is also supported
+`0.6.1`). In addition to the specific version number, `main` is also supported
 to build off the [source repository](https://github.com/gittuf/gittuf)'s `main`
 branch. Note: do not prefix `v` in the version number.

action.yml

@@ -6,7 +6,7 @@ inputs:
   gittuf-version:
     description: 'Version of gittuf to install'
     required: false
-    default: '0.6.0'
+    default: '0.6.1'
 runs:
   using: 'composite'
   steps: