doc: update discord link (#100) #117

Job	Run time
test / Lint	41s
test / fuzz-test / Fuzz matrix	30s
test / Unit tests (macos-latest, oldstable)	38s
test / Unit tests (ubuntu-latest, oldstable)	40s
test / Unit tests (ubuntu-latest, stable)	42s
test / Unit tests (macos-latest, stable)	41s
test / Unit tests (windows-latest, oldstable)	1m 42s
test / Unit tests (windows-latest, stable)	1m 42s
test / fuzz-test / fuzz test	-1s
test / tests completed	2s
test / collect-reports / collect test reports	13s
test / collect-coverage / collect test coverage	22s
	7m 52s

Provide feedback