fix(semantic-release): only include tarball for github

Online include the NPM package tarball in github release assets.

src/semantic-release.ts

@@ -37,10 +37,9 @@ You can install the **[npm package](https://www.npmjs.com/package/@colonise/${pa
 _Automatically generated by [semantic-release](https://github.com/semantic-release/semantic-release)._`,
         failTitle: `The automatic publishing of release \${nextRelease.gitTag} is failing.`,
         assets: [
-            rootPackageJson.files,
             {
                 path: 'colonise-config-*.tgz',
-                label: 'Colonise Config Tarball'
+                label: 'NPM package (.tgz)'
             }
         ]
     }