after yesterdays upgrade sound does not play on speakers, but works on
headphones. 
tried to change volum on all devices but no luck. Plasma indicator shows sound
playing but nothing is hearable.

 polrus  ~  inxi -A                
Audio:
  Device-1: Intel Comet Lake PCH cAVS driver: sof-audio-pci-intel-cnl
  API: ALSA v: k6.9.1-1-default status: kernel-api
  Server-1: PipeWire v: 1.0.6 status: active
 polrus  ~  dmesg |grep snd_hda    

[    6.260721] [  T773] snd_hda_intel 0000:00:1f.3: DSP detected with PCI
class/subclass/prog-if info 0x040100
[    6.579988] [ T1408] Modules linked in: nls_iso8859_1 nls_cp437 vfat fat
snd_soc_rt715 snd_soc_rt1308_sdw snd_soc_rt711 snd_hda_codec_hdmi regmap_sdw
snd_soc_dmic snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel
snd_sof_intel_hda_mlink soundwire_cadence snd_sof_intel_hda snd_sof_pci
snd_sof_xtensa_dsp snd_sof iwlmvm(+) snd_sof_utils soundwire_generic_allocation
soundwire_bus snd_soc_avs snd_soc_hda_codec mac80211 snd_soc_skl
snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp
snd_soc_acpi_intel_match snd_soc_acpi libarc4 snd_soc_core snd_compress
snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi
snd_hda_codec snd_hda_core intel_uncore_frequency spi_nor
intel_uncore_frequency_common snd_hwdep hid_sensor_als iTCO_wdt iwlwifi
intel_tcc_cooling mtd intel_pmc_bxt hid_sensor_trigger snd_pcm
processor_thermal_device_pci_legacy iTCO_vendor_support dell_laptop
hid_sensor_iio_common x86_pkg_temp_thermal ee1004 processor_thermal_device
industrialio_triggered_buffer intel_powerclamp