regmap: remove stray space

There are two spaces between arguments in regmap_fields_update_bits_base()
so remove one.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Link: https://lore.kernel.org/r/20200615072507.11303-1-brgl@bgdev.plSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/base/regmap/regmap.c

@@ -2023,7 +2023,7 @@ EXPORT_SYMBOL_GPL(regmap_field_update_bits_base);
  * A value of zero will be returned on success, a negative errno will
  * be returned in error cases.
  */
-int regmap_fields_update_bits_base(struct regmap_field *field,  unsigned int id,
+int regmap_fields_update_bits_base(struct regmap_field *field, unsigned int id,
 				   unsigned int mask, unsigned int val,
 				   bool *change, bool async, bool force)
 {