protocol/inspircd: Remove misleading debug message from m_capab()

This message appeared every time we connected to our uplink because we don't parse CAPAB CHANMODES
dist/atheme.conf.example: Fix typo (miscillaneous -> miscellaneous)
Merge pull request #344 from attilamolnar/master+typofix

dist/atheme.conf.example: Fix typo (miscillaneous -> miscellaneous)
Merge pull request #342 from attilamolnar/master+inspircd-capab-warning

protocol/inspircd: Remove misleading debug message from m_capab()