Attempt CI update to restore Win 7 support

Author: colin969

.github/workflows/CI.yml

@@ -34,9 +34,10 @@ jobs:
           - host: windows-latest
             build: yarn build
             target: x86_64-pc-windows-msvc
+            build: yarn build --target x86_64-win7-windows-msvc
           - host: windows-latest
             target: i686-pc-windows-msvc
-            build: yarn build --target i686-pc-windows-msvc
+            build: yarn build --target i686-win7-windows-msvc
           - host: ubuntu-latest
             target: x86_64-unknown-linux-gnu
             docker: ghcr.io/napi-rs/napi-rs/nodejs-rust:lts-debian