Update WebRTC code version (2022-07-01T04:05:02).

Bug: None
Change-Id: I0032a42855bd06ba521160b32d6f335a2db27e0b
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/267325
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@{#37386}
diff --git a/call/version.cc b/call/version.cc
index fee66c3..3b4de12 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 2022-06-30T04:06:24";
+const char* const kSourceTimestamp = "WebRTC source stamp 2022-07-01T04:05:02";
 
 void LoadWebRTCVersionInRegister() {
   // Using volatile to instruct the compiler to not optimize `p` away even