Sysfsgpio invert (active_low)

[pmelange]

Description

Adds the invert (active-low) attribute to SysfsGPIO, NetworkSysfsGPIO, MatchedSysfsGPIO, GPIOSysFSExport, GpioDigitalOutputDriver and the GpioDigitalOutput agent.

Updates to the documentation and the sysfsgpio examples

Checklist

• Documentation for the feature
• Tests for the feature

• The arguments and description in doc/configuration.rst have been updated

• PR has been tested

[codecov]

Codecov Report

❌ Patch coverage is 62.50000% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 45.4%. Comparing base (22f4b81) to head (03d2f1f).
⚠️ Report is 38 commits behind head on master.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
labgrid/util/agents/sysfsgpio.py	70.0%	3 Missing ⚠️
labgrid/driver/gpiodriver.py	0.0%	2 Missing ⚠️
labgrid/remote/exporter.py	0.0%	1 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (22f4b81) and HEAD (03d2f1f). Click for more details.

HEAD has 71 uploads less than BASE

Flag	BASE (22f4b81)	HEAD (03d2f1f)
3.11	15	1
3.13	15	1
3.12	15	1
3.9	15	1
3.10	16	1

Additional details and impacted files

@@ Coverage Diff @@ ## master #1730 +/- ## ========================================= - Coverage 55.6% 45.4% -10.3%  ========================================= Files 172 172 Lines 13495 13502 +7 ========================================= - Hits 7514 6135 -1379  - Misses 5981 7367 +1386 

Flag	Coverage Δ
3.10	45.4% <62.5%> (-10.3%)	⬇️
3.11	45.4% <62.5%> (-10.3%)	⬇️
3.12	45.4% <62.5%> (-10.3%)	⬇️
3.13	45.4% <62.5%> (-10.3%)	⬇️
3.9	45.4% <62.5%> (-10.3%)	⬇️

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