ci: Relax msrv check thanks to rust 2024 (#1795)

## Which issue does this PR close?


- Closes #.

## What changes are included in this PR?

This PR is going to relax the MSRV check thanks to rust 2024. Since
starts from rust 2024, cargo has [msrv aware dep
resolve](https://doc.rust-lang.org/edition-guide/rust-2024/cargo-resolver.html).
This means that dep's upgrade no a problem now.

## Are these changes tested?


Signed-off-by: Xuanwo <[email protected]>
Co-authored-by: Renjie Liu <[email protected]>

Author: Xuanwo

Makefile

@@ -45,10 +45,7 @@ NIGHTLY_VERSION := $(shell awk -F'"' '/^channel/ {print $$2}' rust-toolchain.tom
 MSRV_VERSION    := $(shell awk -F'"' '/^rust-version/ {print $$2}' Cargo.toml)
 
 check-msrv:
-	@set -e; \
-	trap 'git restore Cargo.lock' EXIT; \
-	cargo +$(NIGHTLY_VERSION) generate-lockfile -Z direct-minimal-versions; \
-	cargo +$(MSRV_VERSION) check --locked --workspace
+	cargo +$(MSRV_VERSION) check --workspace
 
 check: check-fmt check-clippy check-toml cargo-machete