regulator: tps65219: Report regulator name if devm_regulator_register fails

Make the error message more useful by reporting the actual regulator
name if devm_regulator_register() fails.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Link: https://lore.kernel.org/r/20221214153409.1270213-1-w.egorov@phytec.de


Signed-off-by: Mark Brown <broonie@kernel.org>