make sqlite defaults a bit friendlier

raddb/mods-available/sql

@@ -39,16 +39,16 @@ sql {
 #
 #	sqlite {
 #		# Path to the sqlite database
-#		filename = "/my/sqlite/database.db"
+#		filename = "/tmp/freeradius.db"
 #
 #		# If the file above does not exist and bootstrap is set
 #		# a new database file will be created, and the SQL statements
 #		# contained within the file will be executed.
-#		bootstrap = "/my/sqlite/schema.sql"
+#		bootstrap = "${modconfdir}/${.:name}/main/sqlite/schema.sql"
 # 	}
 #
 #	mysql {
-#		# If any of the below files are set tls encryption is enabled
+#		# If any of the files below are set, TLS encryption is enabled
 #		tls {
 #			ca_file = "/etc/ssl/certs/my_ca.crt"
 #			ca_path = "/etc/ssl/certs/"