Rust

Remove non-utc trait impls and make InfluxDbWriteable fail-able #345

Job	Run time
README Format Check	1m 17s
Style Check (clippy)	33s
Integration Tests (Rust Stable with reqwest-client-native-tls-vendored)	2m 37s
Style Checks (rustfmt)	16s
Code Coverage (stable/ubuntu-latest)	1m 12s
Integration Tests (Rust Stable with reqwest-client-rustls)	59s
Integration Tests (Rust Stable with reqwest-client-native-tls)	50s
Unit and Doc Tests (Rust Stable on windows-latest)	4m 34s
Unit and Doc Tests (Rust Beta on ubuntu-latest)	1m 5s
Unit and Doc Tests (Rust Stable on ubuntu-latest)	50s
Unit and Doc Tests (Rust Beta on macOS-latest)	35s
Unit and Doc Tests (Rust Nightly on ubuntu-latest)	1m 7s
Unit and Doc Tests (Rust Stable on macOS-latest)	1m 6s
Unit and Doc Tests (Rust Nightly on windows-latest)	2m 6s
Unit and Doc Tests (Rust Nightly on macOS-latest)	48s
Unit and Doc Tests (Rust Beta on windows-latest)	3m 4s
Unit and Doc Tests (Rust MSRV on ubuntu-latest)	1m 50s
pages	0s
	24m 49s

Provide feedback