The -1 value for active_decimator[dai_id] is considered as "not set",
but at probe the table is initialized a 0, this prevents enabling the
DEC0 Mixer since it will be considered as already set.

Initialize the table entries as -1 to fix tx_macro_tx_mixer_put().

Fixes: 1c6a7f52 ("ASoC: codecs: tx-macro: fix active_decimator array")
Fixes: c1057a08 ("ASoC: codecs: tx-macro: fix kcontrol put")
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20231116-topic-sm8x50-upstream-tx-macro-fix-active-decimator-set-v1-1-6edf402f4b6f@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>