chore(deps): update rust crate serde_repr to v0.1.20

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
serde_repr	dependencies	patch	0.1.17 -> 0.1.20

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Release Notes

dtolnay/serde-repr (serde_repr)

v0.1.20

Compare Source

• Documentation improvements

v0.1.19

Compare Source

• Suppress warning when deriving on deprecated type (#​29)

v0.1.18

Compare Source

• Update proc-macro2 to fix caching issue when using a rustc-wrapper such as sccache

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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[renovate[bot]]

⚠️ 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: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path Cargo.toml --package [email protected] --precise 0.1.20
error: failed to acquire package cache lock

Caused by:
  failed to open: /home/ubuntu/.cargo/.package-cache

Caused by:
  failed to create directory `/home/ubuntu/.cargo`

Caused by:
  File exists (os error 17)