ASoC: codecs: lpass-va-macro: add dapm widgets and routes

Add dapm widgets and routes for this codec.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20201105113458.12360-7-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>