Include cargo-timings report in release build (#1110)

Signed-off-by: Jiahao XU <Jiahao_XU@outlook.com>

.github/workflows/release-build.yml

@@ -12,6 +12,7 @@ on:
 env:
   CARGO_TERM_COLOR: always
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
+  JUST_TIMINGS: true
 
 jobs:
   build:
@@ -82,6 +83,13 @@ jobs:
         path: packages/cargo-binstall-*
         retention-days: 1
 
+    - name: Upload timings
+      uses: actions/upload-artifact@v3
+      with:
+        name: ${{ matrix.t }}-cargo-timings
+        path: target/cargo-timings
+        retention-days: 1
+
   lipo:
     needs: build
     name: universal-apple-darwin