Revert "[pki] Fix missing quotes causing invalid directory creation"

This reverts commit 631dadf.

I've gotten reports that this patch causes issues with retrieving X.509
certificates from Let's Encrypt CA via ACME. I'm not sure what's causing
this, but reverting the change fixes this issue.

CHANGELOG.rst

@@ -160,9 +160,6 @@ General
   correctly. After that re-run the :ref:`debops.pki` role on the host to
   re-create che realms.
 
-- Path of the Root CA directory on the Ansible Controller is quoted in the
-  :file:`pki-authority` script to prevent wrong directory creation.
-
 :ref:`debops.preseed` role
 ''''''''''''''''''''''''''
 

ansible/roles/pki/files/secret/pki/lib/pki-authority

@@ -231,7 +231,7 @@ initialize_environment () {
     config["private_file_mode"]="600"
 
     # shellcheck disable=SC2174
-    test -d "${config['pki_root']}" || mkdir -p -m ${config['public_dir_mode']} "${config['pki_root']}"
+    test -d ${config['pki_root']} || mkdir -p -m ${config['public_dir_mode']} ${config['pki_root']}
 }
 
 enter_authority () {