reset: simple: Keep alphabetical order

Restore alphabetical order for Kconfig dependencies and help text.
Compatibles got out of order too, but no functional change done here.

Goal is to make it obvious where to add new platforms.

Fixes: 64c47b62 ("reset: Add reset controller support for BM1880 SoC")
Fixes: 1d7592f8 ("reset: simple: Enable for ASPEED systems")
Fixes: 96a2f503 ("reset: build simple reset controller driver for Agilex")
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>