rebase: bump google.golang.org/grpc from 1.71.1 to 1.72.0

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.71.1 to 1.72.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.71.1...v1.72.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-version: 1.72.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/google.golang.org/grpc/clientconn.go

@@ -1231,8 +1231,7 @@ func (ac *addrConn) updateConnectivityState(s connectivity.State, lastErr error)
 // adjustParams updates parameters used to create transports upon
 // receiving a GoAway.
 func (ac *addrConn) adjustParams(r transport.GoAwayReason) {
-	switch r {
-	case transport.GoAwayTooManyPings:
+	if r == transport.GoAwayTooManyPings {
 		v := 2 * ac.dopts.copts.KeepaliveParams.Time
 		ac.cc.mu.Lock()
 		if v > ac.cc.keepaliveParams.Time {