Bump google.golang.org/grpc from 1.51.0 to 1.56.0

[dependabot]

Bumps google.golang.org/grpc from 1.51.0 to 1.56.0.

Release notes

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

Release 1.56.0

New Features

• client: support channel idleness using WithIdleTimeout dial option (#6263)
  • This feature is currently disabled by default, but will be enabled with a 30 minute default in the future.
• client: when using pickfirst, keep channel state in TRANSIENT_FAILURE until it becomes READY (gRFC A62) (#6306)
• xds: Add support for Custom LB Policies (gRFC A52) (#6224)
• xds: support pick_first Custom LB policy (gRFC A62) (#6314) (#6317)
• client: add support for pickfirst address shuffling (gRFC A62) (#6311)
• xds: Add support for String Matcher Header Matcher in RDS (#6313)
• xds/outlierdetection: Add Channelz Logger to Outlier Detection LB (#6145)
  • Special Thanks: @​s-matyukevich
• xds: enable RLS in xDS by default (#6343)
• orca: add support for application_utilization field and missing range checks on several metrics setters
• balancer/weightedroundrobin: add new LB policy for balancing between backends based on their load reports (gRFC A58) (#6241)
• authz: add conversion of json to RBAC Audit Logging config (#6192)
• authz: add support for stdout logger (#6230 and #6298)

Bug Fixes

• orca: fix a race at startup of out-of-band metric subscriptions that would cause the report interval to request 0 (#6245)
• xds/xdsresource: Fix Outlier Detection Config Handling and correctly set xDS Defaults (#6361)
• xds/outlierdetection: Fix Outlier Detection Config Handling by setting defaults in ParseConfig() (#6361)

API Changes

• orca: allow a ServerMetricsProvider to be passed to the ORCA service and ServerOption (#6223)

Release 1.55.0

Behavior Changes

• xds: enable federation support by default (#6151)
• status: status.Code and status.FromError handle wrapped errors (#6031 and #6150)
  • Special Thanks: @​psyhatter

New Features

• xds/xdsclient: support ignore_resource_deletion server feature as per gRFC A53 (#6035)
• security/advancedtls: add min/max TLS version selection options (#6007)
  • Special Thanks: @​joeljeske

Bug Fixes

• xds: stop routing RPCs to deleted clusters (#6125)
• client: fix race between stream creation and GOAWAY receipt, which could lead to spurious UNAVAILABLE stream errors (#6142)

Performance Improvements

• server: improve stream handler goroutine worker allocation when NumStreamWorkers is used (#6004)
  • Special Thanks: @​SaveTheRbtz

... (truncated)

Commits

• 2b6ff72 Change version to 1.56.0 (#6344)
• 7996425 xds/outlierdetection: fix config handling (#6361) (#6367)
• a5ae5c6 weightedroundrobin: cherry-pick 2 commits from master (#6360)
• 8edfa1a authz: End2End test for AuditLogger (#6304)
• 2b1d70b xds: enable RLS in xDS by default (#6343)
• 47f8ed8 interop: Don't fail target if sub-target already failed (#6332)
• 1f23f6c client: fix Connect to handle channel idleness properly (#6331)
• 3ea58ce client: disable channel idleness by default (#6328)
• 6c2529b xds: support pick_first custom load balancing policy (A62) (#6314)
• 9b9b364 internal/envconfig: Set Custom LB Env Var to true by default (#6317)
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[dependabot]

Superseded by #312.