Add fuzz inputs #287

C.f. last one: #262

mv fuzz_corpora fuzz_inputs_moved
../b-c/bld-cmake/test/fuzz/test_runner.py -l DEBUG --par $( nproc ) --m_dir ./fuzz_inputs_moved/  --m_dir ./results_from_working_farm --m_dir ../etc/... ./fuzz_corpora
git restore -- ./fuzz_corpora
git add ./fuzz_corpora
git commit -m "Add fuzz inputs"

main: https://drahtbot.space/host_reports/DrahtBot/reports/coverage_fuzz/monotree/f6b3f2ff6b163b19/bac49b3904c4e2ce/fuzz.coverage/index.html this: https://drahtbot.space/host_reports/DrahtBot/reports/coverage_fuzz/monotree/6a028161dafc5679/ca855e6f7fa3e0f5/fuzz.coverage/index.html

So looks like a 2.2% coverage increase.

Size is .5G