Fix path to HTML documentation
Fix path to HTML documentation

In the flac(1) man page, fix the path to the HTML documentation. Patch
by Joshua Kwan <joshk@triplehelix.org>, taken from the Debian patch
tracker for flac 1.2.1-6 (02_doc_path.patch).

Signed-off-by: Erik de Castro Lopo <1586a8e151fb6d548e7a343b9bcdfea42e83ffc0@mega-nerd.com>

waitman/flac,waitman/flac,waitman/flac,Distrotech/flac,Distrotech/flac,fredericgermain/flac,Distrotech/flac,fredericgermain/flac,waitman/flac,Distrotech/flac,fredericgermain/flac,fredericgermain/flac,waitman/flac