Switch from cargo-machete to cargo-shear (#62643)

This results in ~110 crates being removed, and some orphaned files also.

---

Release Notes:

- N/A

Signed-off-by: Neel <neel@zed.dev>

.github/workflows/run_tests.yml

@@ -698,12 +698,12 @@ jobs:
       with:
         cache: rust
         path: ~/.rustup
-    - name: run_tests::check_dependencies::install_cargo_machete
+    - name: run_tests::check_dependencies::install_cargo_shear
       uses: taiki-e/install-action@a6b2e2dcd845ddd7f509ce4f3ed3d922b80cc5d9
       with:
-        tool: cargo-machete@0.7.0
-    - name: run_tests::check_dependencies::run_cargo_machete
-      run: cargo machete
+        tool: cargo-shear@1.13.4
+    - name: run_tests::check_dependencies::run_cargo_shear
+      run: cargo shear --locked --deny-warnings
     - name: run_tests::check_dependencies::check_cargo_lock
       run: cargo update --locked --workspace
     - name: run_tests::check_dependencies::check_crate_graph