roll: third_party/pigweed pw_bluetooth_sapphire: Add CIG server

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/413774
Original-Revision: ee316e7ec7ebd336be7d65ad00b374deea3cd704

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 86c381c03e6611..ee316e7ec7ebd3
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8676192205440707905
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Iacfc68fa774c2509e2709671894257d8991c0f3e
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/436352
diff --git a/third_party/pigweed b/third_party/pigweed
index 86c381c..ee316e7 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 86c381c03e6611f64994a0a4b92fc55b2899ea3f
+Subproject commit ee316e7ec7ebd336be7d65ad00b374deea3cd704