export_sdl: avoid trailing space for scalar definitions

This has been introduced in 06973ee.

The problem can easily be avoided by modifying the `write!`
directives inside the federation if-clause to write space
prefixes instead of suffixes.
This commit is contained in:
Dominik Spicher 2022-08-22 10:06:21 +02:00
parent 9dd3ec894f
commit faf407b691