Update WebRTC code version (2023-01-26T04:01:54).

Bug: None
Change-Id: I094761e759e688861a35de3a37b65c4c33658380
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/291428
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@{#39201}
diff --git a/call/version.cc b/call/version.cc
index 12aeeb2..70497df 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 2023-01-25T04:11:56";
+const char* const kSourceTimestamp = "WebRTC source stamp 2023-01-26T04:01:54";
 
 void LoadWebRTCVersionInRegister() {
   // Using volatile to instruct the compiler to not optimize `p` away even