fix(deps): update module cloud.google.com/go/pubsub to v1.44.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
cloud.google.com/go/pubsub	v1.42.0 -> v1.44.0

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[renovate]

ℹ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 12 additional dependencies were updated

Details:

Package	Change
go.opentelemetry.io/otel/sdk	v1.28.0 -> v1.29.0
golang.org/x/net	v0.28.0 -> v0.29.0
google.golang.org/api	v0.196.0 -> v0.197.0
google.golang.org/grpc	v1.66.0 -> v1.66.2
cloud.google.com/go/iam	v1.2.0 -> v1.2.1
github.com/googleapis/enterprise-certificate-proxy	v0.3.3 -> v0.3.4
golang.org/x/crypto	v0.26.0 -> v0.27.0
golang.org/x/oauth2	v0.22.0 -> v0.23.0
golang.org/x/sys	v0.24.0 -> v0.25.0
golang.org/x/term	v0.23.0 -> v0.24.0
golang.org/x/text	v0.17.0 -> v0.18.0
google.golang.org/genproto/googleapis/api	v0.0.0-20240827150818-7e3bb234dfed -> v0.0.0-20240903143218-8af14fe29dc1