Log Message:
wavpack: updated to 5.3.0

5.3.0:
fixed: OSS-Fuzz issues 19925, 19928, 20060, 20448
       (no CVEs or vulnerabilities)
fixed: trailing garbage characters on imported ID3v2 TXXX tags
fixed: various minor undefined behavior and memory access issues
fixed: sanitize tag extraction names for length and path inclusion
improved: reformat wvunpack "help" and split into long + short versions
added: regression testing to Travis CI for OSS-Fuzz crashers