ASoC: codecs: lpass-rx-macro: remove redundant initialization of variable hph_pwr_mode

The variable hph_pwr_mode is being initialized with a value that is
never read and it is being updated later with a new value.  The
initialization is redundant and can be removed.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210215200501.90697-1-colin.king@canonical.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/lpass-rx-macro.c

@@ -2038,7 +2038,7 @@ static int rx_macro_load_compander_coeff(struct snd_soc_component *component,
 {
 	u16 comp_coeff_lsb_reg, comp_coeff_msb_reg;
 	int i;
-	int hph_pwr_mode = HPH_LOHIFI;
+	int hph_pwr_mode;
 
 	if (!rx->comp_enabled[comp])
 		return 0;