chore(submodules): update external submodules

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
external/googleapis	digest	6f3fcc0 -> 4de416f
external/grpc-gateway	digest	dffaa62 -> ae56224
external/zitadel	digest	d224172 -> c2cb84c

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:tada: This PR is included in version 1.1.88 :tada:

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