Renamed the mariadb, openldap and postgres database

roles/svc-db-openldap/schema/main.yml

@@ -0,0 +1,10 @@
+credentials:
+  administrator_password:
+    description: "Initial password for the LDAP administrator (e.g. cn=admin,dc=example,dc=com)"
+    algorithm: "sha256"
+    validation: "^[a-f0-9]{64}$"
+
+  administrator_database_password:
+    description: "Password used internally for the database-backed directory admin"
+    algorithm: "bcrypt"
+    validation: "^\\$2[aby]\\$.{56}$"