Remove unused join reference

Author: brianseeders

src/dev/build/lib/version_info.ts

@@ -8,7 +8,6 @@
 
 import execa from 'execa';
 import fs from 'fs';
-import { join } from 'path';
 import { getBuildNumber } from './get_build_number';
 
 interface Options {
@@ -29,7 +28,7 @@ export async function getVersionInfo({ isRelease, versionQualifier, pkg }: Optio
     isRelease ? '' : '-SNAPSHOT'
   );
 
-  const buildSha = fs.existsSync('./.git')
+  const buildSha = fs.existsSync('.git')
     ? await execa('git', ['rev-parse', 'HEAD']).stdout
     : process.env.GIT_COMMIT || process.env.BUILDKITE_COMMIT;