Roll src/third_party/cros_system_api/ 6b977833f..b582eea93 (1 commit)

https://chromium.googlesource.com/chromiumos/platform2/system_api.git/+log/6b977833f062..b582eea93ac1

$ git log 6b977833f..b582eea93 --date=short --no-merges --format='%ad %ae %s'
2020-07-13 sonnysasaka system_api: bluetooth: Add Battery interface constants

Created with:
  roll-dep src/third_party/cros_system_api

Bug: b:160905767
Change-Id: I453f0eeb68044d67c6316b9ff426fec62aeda80f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2301045Reviewed-by: Ryan Hansberry <hansberry@chromium.org>
Commit-Queue: Sonny Sasaka <sonnysasaka@chromium.org>
Cr-Commit-Position: refs/heads/master@{#789144}

DEPS

@@ -889,7 +889,7 @@ deps = {
 
   # For Linux and Chromium OS.
   'src/third_party/cros_system_api': {
-      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + '6b977833f062d1a365ed28352c0c8a42e272e8a3',
+      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + 'b582eea93ac1554fc88f2fc443f68080c1921012',
       'condition': 'checkout_linux',
   },