Update WebRTC code version (2022-10-04T04:11:45).

Bug: None
Change-Id: Ic30e773604ebf0ce045c38ebf358ca1a89292cc3
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/277881
Bot-Commit: webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com <webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com>
Commit-Queue: webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com <webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#38285}

call/version.cc

diff --git a/call/version.cc b/call/version.cc
index b36849c..7f5446c 100644
--- a/call/version.cc
+++ b/call/version.cc
@@ -13,7 +13,7 @@
 namespace webrtc {
 
 // The timestamp is always in UTC.
-const char* const kSourceTimestamp = "WebRTC source stamp 2022-10-03T04:10:52";
+const char* const kSourceTimestamp = "WebRTC source stamp 2022-10-04T04:11:45";
 
 void LoadWebRTCVersionInRegister() {
   // Using volatile to instruct the compiler to not optimize `p` away even