Channel power plugin

Channel power plugin

Thanks to @srcejon we have this new plugin to measure power inside a channel in the device baseband. For now it does not seem to provide much value but a feature combining the data of various such channels is in the works...

Other changes and fixes

• Use mouse keys for CW modulation in SSB modulator. Fixes #1948
• ADS-B: Only list available maps. PR #2017 from @srcejon
• CRightClickEnabler: Prevent duplicate events... PR #2017 from @srcejon
• Update snap. PR #2016 from @srcejon
• Scan all plugins for qml (for Mac). PR #2014 from @srcejon
• fix memset() arguments order in vkfftengine. PR #2013 from @alariq

Binary artifacts

For more details on artifacts and their contents please read the quick start in the Wiki.
Note that Ubuntu .deb package is for 22.04. Please note that SSE 4.2 is required.