Bump google.golang.org/grpc from 1.51.0 to 1.55.0

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.51.0 to 1.55.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.51.0...v1.55.0)

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

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

vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go

@@ -116,7 +116,7 @@ type dnsBuilder struct{}
 
 // Build creates and starts a DNS resolver that watches the name resolution of the target.
 func (b *dnsBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts resolver.BuildOptions) (resolver.Resolver, error) {
-	host, port, err := parseTarget(target.Endpoint, defaultPort)
+	host, port, err := parseTarget(target.Endpoint(), defaultPort)
 	if err != nil {
 		return nil, err
 	}
@@ -140,10 +140,10 @@ func (b *dnsBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts
 		disableServiceConfig: opts.DisableServiceConfig,
 	}
 
-	if target.Authority == "" {
+	if target.URL.Host == "" {
 		d.resolver = defaultResolver
 	} else {
-		d.resolver, err = customAuthorityResolver(target.Authority)
+		d.resolver, err = customAuthorityResolver(target.URL.Host)
 		if err != nil {
 			return nil, err
 		}