fix linux datalad-git-annex install

Author: zm711

.github/workflows/io-test.yml

@@ -82,17 +82,11 @@ jobs:
 
       - name: Install git-annex
         # this is the trick from the spikeinterface repo for getting git-annex to work with datalad
+        # see https://github.com/SpikeInterface/spikeinterface/pull/3877 for more info
         shell: bash
         run: |
           pip install datalad-installer
-          wget https://downloads.kitenet.net/git-annex/linux/current/git-annex-standalone-amd64.tar.gz
-          mkdir /home/runner/work/installation
-          mv git-annex-standalone-amd64.tar.gz /home/runner/work/installation/
-          workdir=$(pwd)
-          cd /home/runner/work/installation
-          tar xvzf git-annex-standalone-amd64.tar.gz
-          echo "$(pwd)/git-annex.linux" >> $GITHUB_PATH
-          cd $workdir
+          datalad-installer --sudo ok git-annex --method datalad/packages
           git config --global filter.annex.process "git-annex filter-process"  # recommended for efficiency
 
       - name: Configure git