Serde support for `SystemTime`

Added

• Add Serde de/serialization support for SystemTime through a serde
  crate feature.

V1 Release

Added

• V1 release.

Improved `SystemTime` performance and `SystemTimeExt` for Std type conversions

Added

• Added web module containing a platform-specific extension trait to
  SystemTime, allowing conversion from and to std::time::SystemTime.

Changed

• Improve performance of SystemTime by using Duration internally.

Increase `Instant::now()` accuracy

Changed

• Improve accuracy of Instant::now().

Fix `DOMHighResTimeStamp` to `Duration` conversion

Fixed

• Time conversion for Instant.

[YANKED] Remove `once_cell` dependency

Changed

• Bump MSRV to v1.60.

Removed

• Unnecessary once_cell dependency.

Re-export `TryFromFloatSecsError`

Added

• Export TryFromFloatSecsError without breaking MSRV.

Initial Release

Added

• Initial commit.