regulator: isl9305: REGULATOR_ISL9305 needs to select REGMAP_I2C

Fix ERROR: "devm_regmap_init_i2c" [drivers/regulator/isl9305.ko] undefined!

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed