Remove a patch for cross

ci/azure-cross-compile.yml

@@ -30,17 +30,7 @@ jobs:
       parameters:
         rust_version: ${{parameters.rust_version}}
 
-    # FIXME(taiki-e): When https://github.com/rust-embedded/cross/pull/169 is
-    # merged, switch to the installation from crates.io.
-    # See https://nbsoftsolutions.com/blog/azure-pipelines-for-rust-projects#workaround-cross-compilation
-    # for the current script.
-    - script: |
-        git clone https://github.com/rust-embedded/cross.git
-        cd cross
-        git reset --hard fb1cb1d7288151f4349f1cb4c990e0e2281764da #Is broken after this commit (images are not uploaded to new docker hub)
-        git apply ../ci/cross-patch
-        cargo install --path .
-        rm -rf cross
+    - script: cargo install cross
       displayName: Install cross
       condition: not(eq(variables['target'], 'wasm32-unknown-unknown'))