-fsanitize=fuzzer-no-link makes it workable to build a library with fuzzing
enabled, and let the fuzzing test program explicitly trigger the fuzzing.

This allows fuzzing to trace cmp instructions to guide the fuzzing to
improve results.

it doesn't work correctly
This reverts commit f1d554d2bb74ac1cfd82d2a466488c6b6ab247e5, reversing
changes made to a51235aaab.

soft `з, с` if previous syllable is soft

fix "здж" > "ждж" rule, fix test for it
add rules for "б г д дз дж з" at the end of words
add devoiced rules conversion
add some words to vocabulary
added tests for new rules

nvda happened to be speaking 3647 because strtoi was actually
overflowing. Better make sure to have proper ascii to number translation
before continuing.

Fixes #1385

cover all phoneme rules with
the tests.