fix(deps): update module google.golang.org/protobuf to v1.29.0 (#478)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[google.golang.org/protobuf](https://github.com/protocolbuffers/protobuf-go)
| require | minor | `v1.28.1` -> `v1.29.0` |

---

### Release Notes

<details>
<summary>protocolbuffers/protobuf-go</summary>

###
[`v1.29.0`](https://github.com/protocolbuffers/protobuf-go/releases/tag/v1.29.0)

[Compare
Source](https://github.com/protocolbuffers/protobuf-go/compare/v1.28.1...v1.29.0)

-   [Overview](#v1.29-overview)
-   [Notable changes](#v1.29-notable-changes)

#### Overview <a name="v1.29-overview"></a>

This version introduces a new package `protodelim` to marshal and
unmarshal size-delimited messages.
It also bringt the implementation up to date with the latest protobuf
features.

#### Notable changes <a name="v1.29-notable-changes"></a>

**New Features.**

- [CL/419254](https://go.dev/cl/419254): encoding: add protodelim
package
- [CL/450775](https://go.dev/cl/450775): reflect/protoreflect: add
Value.Equal method
- [CL/462315](https://go.dev/cl/462315): cmd/protoc-gen-go: make
deprecated messages more descriptive
- [CL/473015](https://go.dev/cl/473015): encoding/prototext: allow
whitespace and comments between minus sign and number in negative
numeric literal

**Alignment with protobuf**

- [CL/426054](https://go.dev/cl/426054): types/descriptorpb: update
\*.pb.go to use latest protoc release, 21.5
- [CL/425554](https://go.dev/cl/425554): encoding/protojson: fix parsing
of google.protobuf.Timestamp
- [CL/461238](https://go.dev/cl/461238): protobuf: remove the check for
reserved field numbers
- [CL/469255](https://go.dev/cl/469255): types/descriptorpb: regenerate
using latest protobuf v22.0 release
- [CL/472696](https://go.dev/cl/472696): cmd/protoc-gen-go: support
protobuf retention feature

**Documentation improvements:**

- [CL/464275](https://go.dev/cl/464275): proto: document Equal behavior
of invalid messages
- [CL/466375](https://go.dev/cl/466375): all: update links to Protocol
Buffer documentation

**Minor performance improvements**

- [CL/460215](https://go.dev/cl/460215): types/known/structpb:
preallocate map in AsMap
- [CL/465115](https://go.dev/cl/465115): internal/strs: avoid
unnecessary allocations in Builder

</details>

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go.mod

@@ -36,7 +36,7 @@ require (
 	golang.org/x/net v0.8.0
 	golang.org/x/sync v0.1.0
 	google.golang.org/grpc v1.53.0
-	google.golang.org/protobuf v1.28.1
+	google.golang.org/protobuf v1.29.0
 	gopkg.in/yaml.v3 v3.0.1
 	k8s.io/apimachinery v0.26.2
 	k8s.io/client-go v0.26.2

go.sum

@@ -725,6 +725,8 @@ google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQ
 google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
 google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.29.0 h1:44S3JjaKmLEE4YIkjzexaP+NzZsudE3Zin5Njn/pYX0=
+google.golang.org/protobuf v1.29.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=