Merge pull request #13 from Atry/update-metals

Update Metals

Author: Atry

.gitpod.yml

@@ -2,4 +2,4 @@ image: igeolise/scalajs-test-runner:latest
 vscode:
   extensions:
     - scala-lang.scala@0.3.8:wQBBM+lKILHBqOqlqW60xA==
-    - scalameta.metals@1.6.3:pVVu91DEAijx+sPKu8fgHA==
+    - scalameta.metals@1.9.0:EyAIfy0ykjUn9htpw3f7GA==