[roll] Roll fuchsia [settings] Move env setup tests to env test file

Tests which validate an unconfigured interface should not be available
are all moved to environment_tests.rs.

Original-Bug: 42166874
Test: fx test //src/settings
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1197741
Original-Revision: a82669a4a821fe56c1b9ad56b24a54db20194a81
GitOrigin-RevId: 0f71d3dfac432240a75e062d6c06c1397f3fc03d
Change-Id: I47f3ff5c52ca8b894a72ffe4bc28fb69a276842d

stem

diff --git a/stem b/stem
index ab456ba..cb3e5fd 100644
--- a/stem
+++ b/stem
@@ -7,7 +7,7 @@
             manifest="manifests/platform"
             root=""
             remote="https://fuchsia.googlesource.com/fuchsia"
-            revision="3990ec5ff42fd7c126cd4ac0365a4c9300db1704"/>
+            revision="a82669a4a821fe56c1b9ad56b24a54db20194a81"/>
   </imports>
   <projects>
     <project name="cobalt"