chore(deps): pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
built	build-dependencies	pin	0.7.1 -> =0.7.1
maplit	dependencies	pin	1.0.2 -> =1.0.2
serde (source)	dependencies	pin	1.0.188 -> =1.0.188
serde_json	dependencies	pin	1.0.96 -> =1.0.96

Add the preset :preserveSemverRanges to your config if you don't want to pin your dependencies.

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[renovate]

⚠ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: service/Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path service/Cargo.toml --workspace
    Updating crates.io index
error: failed to select a version for `serde`.
    ... required by package `marine-rs-sdk v0.10.3`
    ... which satisfies dependency `marine-rs-sdk = "=0.10.3"` of package `registry v0.9.4 (/tmp/renovate/repos/github/fluencelabs/registry/service)`
versions that meet the requirements `^1.0.189` are: 1.0.193, 1.0.197, 1.0.196, 1.0.195, 1.0.194, 1.0.192, 1.0.191, 1.0.190, 1.0.189

all possible versions conflict with previously selected packages.

  previously selected package `serde v1.0.188`
    ... which satisfies dependency `serde = "=1.0.188"` of package `registry v0.9.4 (/tmp/renovate/repos/github/fluencelabs/registry/service)`

failed to select a version for `serde` which could resolve this conflict