Fixing bazel hide files tool versions

Change-Id: Ie44c209f4e14de2d435fb437a08e12e5961e7a4b
diff --git a/web/gui2/package.json b/web/gui2/package.json
index a8e6c67..b94ce30 100644
--- a/web/gui2/package.json
+++ b/web/gui2/package.json
@@ -38,7 +38,7 @@
     "@angular/cli": "^8.3.17",
     "@angular/compiler-cli": "^8.2.13",
     "@angular/language-service": "^8.2.13",
-    "@bazel/hide-bazel-files": "latest",
+    "@bazel/hide-bazel-files": "0.40.0",
     "@compodoc/compodoc": "^1.1.3",
     "@types/jasmine": "~2.8.6",
     "@types/jasminewd2": "~2.0.3",