fix install documentation

package.json

@@ -85,7 +85,7 @@
       "language": "sh",
       "content": [
         "# Install the package globally",
-        "npm i -g <%- _.pack.name %>",
+        "npm i -g git-stats",
         "# Initialize git hooks",
         "# This is for tracking the new commits",
         "curl -s https://raw.githubusercontent.com/IonicaBizau/git-stats/master/scripts/init-git-post-commit | bash"
@@ -233,4 +233,4 @@
       ]
     }
   }
-}
+}