Change working directory for xerces build

Author: daleroberts

.github/workflows/build.yml

@@ -228,6 +228,7 @@ jobs:
       - name: Build static xerces
         if: steps.cache-xerces.outputs.cache-hit != 'true'
         run: |
+          cd $HOME
           curl -L -O https://archive.apache.org/dist/xerces/c/3/sources/xerces-c-${{ env.XERCES_VERSION }}.tar.bz2
           bzip2 -dc xerces-c-${{ env.XERCES_VERSION }}.tar.bz2 | tar xvf -
           cd xerces-c-${{ env.XERCES_VERSION }}