Use soupault 4.6.0 for CI builds

Author: dmbaturin

.github/workflows/main.yml

@@ -31,7 +31,7 @@ jobs:
 
     - name: Install soupault
       env:
-        SOUPAULT_VERSION: 4.5.0
+        SOUPAULT_VERSION: 4.6.0
       run: |
         echo Downloading and unpacking soupault
         wget https://github.com/dmbaturin/soupault/releases/download/$SOUPAULT_VERSION/soupault-$SOUPAULT_VERSION-linux-x86_64.tar.gz