Add path mapping for e2e/* in tsconfig.json

zeppelin-web-angular/e2e/tsconfig.json

diff --git a/zeppelin-web-angular/e2e/tsconfig.json b/zeppelin-web-angular/e2e/tsconfig.json
index 36aa1a4..27519e4 100644
--- a/zeppelin-web-angular/e2e/tsconfig.json
+++ b/zeppelin-web-angular/e2e/tsconfig.json
@@ -1,5 +1,8 @@
 {
   "compilerOptions": {
-    "baseUrl": "."
+    "baseUrl": ".",
+    "paths": {
+      "e2e/*": ["./*"]
+    }
   }
 }