Don't enforce js whitespace

In the Zuul project in general we try to avoid having nitpicky
arguments about code style.  Unless it causes a real problem,
we usually accept the stylistic aspects of code as people write
it.  Since js indentation is not functional, like python, let's
ignore it.

Change-Id: If787e9a9fee92bdca1c4add448a5c85f02d4118d

web/.eslintrc

@@ -3,8 +3,6 @@ plugins:
   - standard
   - jest
 rules:
-  # SwitchCase value is a multiplicator of configured indentation value (2)
-  indent: ["error", 2, {"SwitchCase": 1}]
   no-var: error
   no-console: off
   semi: [error, never]