Fix Term's "get_type()" implementation #1059

Job	Run time
Format	17s
Build ubuntu stable	15s
Build ubuntu nightly	15s
Build windows stable	45s
Build windows nightly	36s
Build macos stable	26s
Build macos nightly	41s
Clippy ubuntu	22s
Clippy windows	1m 12s
OTP 26 / Elixir 1.15 / Rust stable / OS macos	3m 15s
Clippy macos	59s
OTP 26 / Elixir 1.15 / Rust stable / OS windows	3m 26s
OTP 26 / Elixir 1.15 / Rust stable / OS ubuntu	1m 35s
OTP 26 / Elixir 1.15 / Rust nightly / OS macos	2m 17s
OTP 26 / Elixir 1.15 / Rust nightly / OS windows	3m 26s
OTP 26 / Elixir 1.15 / Rust nightly / OS ubuntu	1m 31s
OTP 26 / Elixir 1.14 / Rust stable / OS macos	1m 59s
OTP 26 / Elixir 1.14 / Rust stable / OS windows	3m 1s
OTP 26 / Elixir 1.14 / Rust stable / OS ubuntu	1m 13s
OTP 26 / Elixir 1.14 / Rust nightly / OS macos	3m 2s
OTP 26 / Elixir 1.14 / Rust nightly / OS windows	2m 59s
OTP 26 / Elixir 1.14 / Rust nightly / OS ubuntu	1m 16s
OTP 25 / Elixir 1.14 / Rust stable / OS macos	3m 20s
OTP 25 / Elixir 1.14 / Rust stable / OS windows	3m 12s
OTP 25 / Elixir 1.14 / Rust stable / OS ubuntu	1m 17s
OTP 25 / Elixir 1.14 / Rust nightly / OS macos	2m 19s
OTP 25 / Elixir 1.14 / Rust nightly / OS windows	2m 53s
OTP 25 / Elixir 1.14 / Rust nightly / OS ubuntu	1m 9s
OTP 24 / Elixir 1.13 / Rust stable / OS macos	2m 17s
OTP 24 / Elixir 1.13 / Rust stable / OS windows	3m 17s
OTP 24 / Elixir 1.13 / Rust stable / OS ubuntu	1m 9s
OTP 24 / Elixir 1.13 / Rust nightly / OS macos	2m 33s
OTP 24 / Elixir 1.13 / Rust nightly / OS windows	3m 2s
OTP 24 / Elixir 1.13 / Rust nightly / OS ubuntu	1m 12s
	1h 2m 28s

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