chore(deps): bump google.golang.org/grpc from 1.50.1 to 1.51.0

[dependabot[bot]]

Bumps google.golang.org/grpc from 1.50.1 to 1.51.0.

Release notes

Sourced from google.golang.org/grpc's releases.

Release 1.51.0

Behavior Changes

• xds: NACK EDS resources with duplicate addresses in accordance with a recent spec change (#5715)
  • Special Thanks: @​erni27
• grpc: restrict status codes that can be generated by the control plane (gRFC A54) (#5653)

New Features

• client: set grpc-accept-encoding header with all registered compressors (#5541)
  • Special Thanks: @​jronak
• xds/weightedtarget: return a more meaningful error when all child policies are in TRANSIENT_FAILURE (#5711)
• gcp/observability: add "started rpcs" metric (#5768)
• xds: de-experimentalize the google-c2p-resolver (#5707)
• balancer: add experimental Producer types and methods (#5669)
• orca: provide a way for LB policies to receive OOB load reports (#5669)

Bug Fixes

• go.mod: upgrade x/text dependency to address CVE 2022-32149 (#5769)
• client: fix race that could lead to an incorrect connection state if it was closed immediately after the server's HTTP/2 preface was received (#5714)
  • Special Thanks: @​fuweid
• xds: ensure sum of the weights of all EDS localities at the same priority level does not exceed uint32 max (#5703)
  • Special Thanks: @​erni27
• client: fix binary logging bug which logs a server header on a trailers-only response (#5763)
• balancer/priority: fix a bug where unreleased references to removed child policies (and associated state) was causing a memory leak (#5682)
• xds/google-c2p: validate URI schema for no authorities (#5756)

Commits

• eeb9afa Change version to 1.51.0 (#5782)
• 72812fe gcp/observability: filter logging from cloud ops endpoints calls (#5765)
• 0ae33e6 xdsclient: remove unused test code (#5772)
• 824f449 go.mod: upgrade x/text to v0.4 to address CVE (#5769)
• 7f23df0 xdsclient: switch xdsclient watch deadlock test to e2e style (#5697)
• 32f969e o11y: Added started rpc metric in o11y plugin (#5768)
• b597a8e xdsclient: improve authority watchers test (#5700)
• e41e894 orca: create ORCA producer for LB policies to use to receive OOB load reports...
• 36d14db Fix binary logging bug which logs a server header on a trailers only response...
• fcb8bdf xds/google-c2p: validate url for no authorities (#5756)
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