fuzz: rename "fuzz-corpus" directory to just "fuzz"
Also, all corpus subdirectories are named exactly the same as the fuzzer they
are for. This makes the paths a bit longer, but easier.
(cherry picked from commit 93b575b26605c347a717b2aa24ddf9cad08b8080)
Resolves: #1696224
patch_name: 0151-fuzz-rename-fuzz-corpus-directory-to-just-fuzz.patch
present_in_specfile: true
location_in_specfile: 151
squash_commits: true