Roll src/third_party/boringssl/src 2309f645e..88024df12

https://boringssl.googlesource.com/boringssl/+log/2309f645e509507a1cc8f9845771110fcf986fd9..88024df12147e56b6abd66b743ff441a0aaa09a8

Bug: none
Change-Id: I89e991a99d88123bbbcaccd71fdba66383ba64af
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2231590
Commit-Queue: David Benjamin <davidben@chromium.org>
Commit-Queue: Steven Valdez <svaldez@chromium.org>
Auto-Submit: David Benjamin <davidben@chromium.org>
Reviewed-by: Steven Valdez <svaldez@chromium.org>
Cr-Commit-Position: refs/heads/master@{#775740}

DEPS

@@ -209,7 +209,7 @@ vars = {
   #
   # Note this revision should be updated with
   # third_party/boringssl/roll_boringssl.py, not roll-dep.
-  'boringssl_revision': '2309f645e509507a1cc8f9845771110fcf986fd9',
+  'boringssl_revision': '88024df12147e56b6abd66b743ff441a0aaa09a8',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling google-toolbox-for-mac
   # and whatever else without interference from each other.