[CI] Improve packaging workflow

Include arch in artifacts so they can be downloaded separately

Added libtorrent 2.0 to matrix since users often request latest
libtorrent.

Renamed workflow to make it's purpose clearer

.github/workflows/cd.yml

@@ -1,4 +1,4 @@
-name: CD
+name: Package
 
 on:
   push:
@@ -14,14 +14,14 @@ on:
   workflow_dispatch:
 
 jobs:
-  Build:
+  windows_package:
     runs-on: windows-latest
     if: (github.event_name != 'pull_request' || github.event.label.name == 'windows')
     strategy:
       matrix:
         arch: [x64, x86]
         python: [3.9]
-        libtorrent: [1.2.15]
+        libtorrent: [2.0.5, 1.2.15]
 
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
@@ -85,5 +85,5 @@ jobs:
 
       - uses: actions/upload-artifact@v2
         with:
-          name: deluge-py${{matrix.python}}-lt${{matrix.libtorrent}}
+          name: deluge-py${{ matrix.python }}-lt${{ matrix.libtorrent }}-${{ matrix.arch }}
           path: packaging/win/*.exe