Drop deprecated functionality #1148

Job	Run time
Format	14s
Build ubuntu stable	26s
Build ubuntu nightly	24s
Build windows stable	1m 3s
Build windows nightly	45s
Build macos stable	52s
Build macos nightly	59s
Clippy ubuntu	31s
Clippy windows	53s
OTP 26 / Elixir 1.16 / Rust stable / OS macos	2m 37s
Clippy macos	31s
OTP 26 / Elixir 1.16 / Rust stable / OS windows	3m 39s
OTP 26 / Elixir 1.16 / Rust stable / OS ubuntu	1m 46s
OTP 26 / Elixir 1.16 / Rust nightly / OS macos	3m 14s
OTP 26 / Elixir 1.16 / Rust nightly / OS windows	3m 25s
OTP 26 / Elixir 1.16 / Rust nightly / OS ubuntu	1m 40s
OTP 26 / Elixir 1.15 / Rust stable / OS macos	2m 27s
OTP 26 / Elixir 1.15 / Rust stable / OS windows	3m 51s
OTP 26 / Elixir 1.15 / Rust stable / OS ubuntu	1m 25s
OTP 26 / Elixir 1.15 / Rust nightly / OS macos	2m 54s
OTP 26 / Elixir 1.15 / Rust nightly / OS windows	2m 59s
OTP 26 / Elixir 1.15 / Rust nightly / OS ubuntu	1m 26s
OTP 25 / Elixir 1.15 / Rust stable / OS macos	2m 28s
OTP 25 / Elixir 1.15 / Rust stable / OS windows	3m 43s
OTP 25 / Elixir 1.15 / Rust stable / OS ubuntu	1m 24s
OTP 25 / Elixir 1.15 / Rust nightly / OS macos	2m 22s
OTP 25 / Elixir 1.15 / Rust nightly / OS windows	3m 4s
OTP 25 / Elixir 1.15 / Rust nightly / OS ubuntu	1m 27s
OTP 24 / Elixir 1.14 / Rust stable / OS macos	3m 1s
OTP 24 / Elixir 1.14 / Rust stable / OS windows	3m 48s
OTP 24 / Elixir 1.14 / Rust stable / OS ubuntu	1m 31s
OTP 24 / Elixir 1.14 / Rust nightly / OS macos	2m 22s
OTP 24 / Elixir 1.14 / Rust nightly / OS windows	2m 59s
OTP 24 / Elixir 1.14 / Rust nightly / OS ubuntu	1m 31s
	1h 7m 41s

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