build(deps): update protobuf-ts to v2.9.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence	Type	Update
@protobuf-ts/grpcweb-transport (source)	2.9.5 -> 2.9.6					dependencies	patch
@protobuf-ts/runtime (source)	2.9.5 -> 2.9.6					dependencies	patch
@protobuf-ts/runtime-rpc (source)	2.9.5 -> 2.9.6					dependencies	patch
timostamm/protobuf-ts	v2.9.4 -> v2.9.6						patch

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Release Notes

timostamm/protobuf-ts (@​protobuf-ts/grpcweb-transport)

v2.9.6

Compare Source

What's Changed

• Ensure non-negative nanos in Timestamp.fromDate() by @​jcready in https://github.com/timostamm/protobuf-ts/pull/690

Full Changelog: timostamm/protobuf-ts@v2.9.5...v2.9.6

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