Update WebRTC code version (2022-09-26T04:14:49).

Bug: None
Change-Id: I4b2af5083144eefc382016865b7596b744fa03dc
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/276700
Commit-Queue: webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com <webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com>
Bot-Commit: webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com <webrtc-version-updater@webrtc-ci.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#38193}
diff --git a/call/version.cc b/call/version.cc
index 997e8f4..c4d5809 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 2022-09-25T04:11:51";
+const char* const kSourceTimestamp = "WebRTC source stamp 2022-09-26T04:14:49";
 
 void LoadWebRTCVersionInRegister() {
   // Using volatile to instruct the compiler to not optimize `p` away even