Bump serde from 1.0.122 to 1.0.123

[dependabot-preview]

Bumps serde from 1.0.122 to 1.0.123.

Release notes

Sourced from serde's releases.

v1.0.123

• Support Self keywords in fields of types that derive Deserialize (#1830, thanks @taiki-e)
• Allow floats to be deserialized from ints in tagged unions (#1842, thanks @Timmmm)
• Support Self inside fields that use serialize_with (#1970)

Commits

• 3d6c414 Release 1.0.123
• 29cdf88 Merge pull request #1970 from serde-rs/self
• 2ba9739 Substitute Self in output of Serialize derive
• 6699b0b Add regression test for issue 1969
• b054ea4 Ignore some pedantic lints in serde_derive_internals from PR 1830
• e5efb6a Remove dependency on syn/visit-mut feature
• 1f42358 Deduplicate token stream respanner
• 033114a Touch up PR 1830
• 7cec99c Pare down PR 1830
• 6c5bf70 Merge pull request 1830 from taiki-e/self
• Additional commits viewable in compare view

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[coveralls]

Coverage remained the same at 80.845% when pulling 9faca85 on dependabot/cargo/serde-1.0.123 into a6906aa on main.