Revert "Fix EnterpriseDB Windows PG installation in CI"

This reverts commit 25d89af.

Windows builds are hanging

Author: roji

.github/workflows/build.yml

@@ -13,7 +13,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-20.04, windows-2019 ]
+# Temporarily disable Windows because of PG installation issues
+#        os: [ ubuntu-20.04, windows-2019 ]
+        os: [ ubuntu-20.04 ]
         pg_major: [ 12, 11, 10 ]
 # PostgreSQL 13 is out, but there's no PostGIS binary for Windows yet (http://download.osgeo.org/postgis/windows/)
         include:
@@ -52,13 +54,11 @@ jobs:
         if: startsWith(matrix.os, 'windows')
         run: |
           # Find EnterpriseDB version number
-          EDB_VERSION=$(pwsh -c "
-              \$global:progressPreference='silentlyContinue';
-              Invoke-WebRequest -URI https://www.postgresql.org/applications-v2.xml |
-                  Select-Object -ExpandProperty Content |
-                  Select-Xml -XPath '/applications/application[id=\"postgresql_${{ matrix.pg_major }}\" and platform=\"windows-x64\"]/version/text()' |
-                  Select-Object -First 1 -ExpandProperty Node |
-                  Select-Object -ExpandProperty Value")
+          EDB_VERSION=$(\
+            curl -Ls 'http://sbp.enterprisedb.com/applications.xml' |
+            sed -n '\#<id>postgresql_${{ matrix.pg_major }}</id>#{n;p;n;p;}' |
+            sed -n '\#<platform>windows-x64</platform>#{n;p;}' |
+            sed -E 's#.*<version>([^<]+)</version>#\1#')
 
           # Install PostgreSQL
           echo "Installing PostgreSQL (version: ${EDB_VERSION})"