Use Specific Rust Version in FreeBSD CI #2455

Job	Run time
check_if_pr	1s
security_audit	15s
no-merge-commits	2s
Conventional Commits	3s
unit-tests-freebsd	2m 51s
Build Nix package (x86_64-linux)	5m 5s
unit-tests (ubuntu-latest, 1.70.0)	2m 30s
Check Nix Flake (build, x86_64-linux)	2m 18s
unit-tests-netbsd	5m 58s
unit-tests (ubuntu-latest, stable)	2m 27s
Check Nix Flake (formatting, x86_64-linux)	1m 1s
unit-tests-openbsd	5m 58s
unit-tests (ubuntu-latest, beta)	2m 27s
Check Nix Flake (lint, x86_64-linux)	2m 13s
unit-tests (ubuntu-latest, nightly)	2m 32s
unit-tests (macos-latest, 1.70.0)	55s
Check Nix Flake (pre-commit-check, x86_64-linux)	1m 2s
unit-tests (macos-latest, stable)	39s
Check Nix Flake (test, x86_64-linux)	4m 3s
unit-tests (macos-latest, beta)	57s
Check Nix Flake (trycmd, x86_64-linux)	2m 33s
unit-tests (macos-latest, nightly)	1m 0s
unit-tests (windows-latest, 1.70.0)	1m 40s
unit-tests (windows-latest, stable)	2m 2s
unit-tests (windows-latest, beta)	1m 57s
unit-tests (windows-latest, nightly)	3m 11s
	55m 40s

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