Install ninja on windows-mingw

Author: xdoardo

.github/workflows/ci.yml

@@ -62,13 +62,13 @@ jobs:
         run: |
           sudo apt-get install ninja-build -y
       
-      - name: Install cross-compilation tools
+      - name: Install cross-compilation tools (linux-aarch64)
         if: matrix.target.id == 'linux-aarch64'
         shell: bash
         run: |
           sudo apt-get install gcc-12-aarch64-linux-gnu g++-12-aarch64-linux-gnu gcc-12-multilib binutils-aarch64-linux-gnu libgcc-12-dev-arm64-cross libstdc++6-arm64-cross -y
 
-      - name: Install cross-compilation tools
+      - name: Install cross-compilation tools (linux-riscv64)
         if: matrix.target.id == 'linux-riscv64'
         shell: bash
         run: |
@@ -80,11 +80,12 @@ jobs:
         run: |
           brew install ninja
 
-          #- name: Install `ninja` on Windows
-          #  if: startsWith(matrix.target.id, 'windows-')
-          #  shell: bash
-          #  run: |
-          #    choco install ninja
+      - name: Install `ninja` on Windows
+        if: matrix.target.id == 'windows-amd64-mingw'
+        shell: bash
+        run: |
+          choco install ninja
+
       - name: Setup MSVC (Windows) 
         uses: ilammy/msvc-dev-cmd@v1
         if: matrix.target.id == 'windows-amd64-msvc'