chore(all): update module github.com/googleapis/enterprise-certificat…

…e-proxy to v0.2.4 (#2019)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [github.com/googleapis/enterprise-certificate-proxy](https://github.com/googleapis/enterprise-certificate-proxy) | require | patch | `v0.2.3` -> `v0.2.4` |

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### Release Notes

<details>
<summary>googleapis/enterprise-certificate-proxy</summary>

### [`v0.2.4`](https://github.com/googleapis/enterprise-certificate-proxy/releases/tag/v0.2.4): Post-GA Release

[Compare Source](https://github.com/googleapis/enterprise-certificate-proxy/compare/v0.2.3...v0.2.4)

-   Adds darwin-specific client to access keychain APIs directly, bypassing RPC-mechanism of universal client.
-   Minor update to sub-process management for Windows signer implementation - relies on OS for process clean-up instead of PID.

</details>

---

### Configuration

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go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/google/go-cmp v0.5.9
 	github.com/google/s2a-go v0.1.4
 	github.com/google/uuid v1.3.0
-	github.com/googleapis/enterprise-certificate-proxy v0.2.3
+	github.com/googleapis/enterprise-certificate-proxy v0.2.4
 	github.com/googleapis/gax-go/v2 v2.10.0
 	go.opencensus.io v0.24.0
 	golang.org/x/net v0.10.0

go.sum

@@ -59,8 +59,8 @@ github.com/google/s2a-go v0.1.4/go.mod h1:Ej+mSEMGRnqRzjc7VtF+jdBwYG5fuJfiZ8ELkj
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/googleapis/enterprise-certificate-proxy v0.2.3 h1:yk9/cqRKtT9wXZSsRH9aurXEpJX+U6FLtpYTdC3R06k=
-github.com/googleapis/enterprise-certificate-proxy v0.2.3/go.mod h1:AwSRAtLfXpU5Nm3pW+v7rGDHp09LsPtGY9MduiEsR9k=
+github.com/googleapis/enterprise-certificate-proxy v0.2.4 h1:uGy6JWR/uMIILU8wbf+OkstIrNiMjGpEIyhx8f6W7s4=
+github.com/googleapis/enterprise-certificate-proxy v0.2.4/go.mod h1:AwSRAtLfXpU5Nm3pW+v7rGDHp09LsPtGY9MduiEsR9k=
 github.com/googleapis/gax-go/v2 v2.10.0 h1:ebSgKfMxynOdxw8QQuFOKMgomqeLGPqNLQox2bo42zg=
 github.com/googleapis/gax-go/v2 v2.10.0/go.mod h1:4UOEnMCrxsSqQ940WnTiD6qJ63le2ev3xfyagutxiPw=
 github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=