Adjust side-nav-more-options to account for anchor style (FreeTubeA…

…pp#3097)

* Adjust side-nav-more-options to account for `a` styles

- These nav-options were changed from `div`s to anchors, and so,
they need to be styled like the `div`s that used to be there.

* Use `inherit` instead of white

src/renderer/components/side-nav-more-options/side-nav-more-options.css

@@ -6,6 +6,9 @@
   position: relative;
   padding: 5px;
   cursor: pointer;
+  color: inherit;
+  text-decoration: none;
+  display: block;
 }
 
 .navOption:hover {