fix apache site setup for planet languages

follow-up fix to Iddc778a281639
which put these directly into sites-enabled

we want them to be properly in sites-available
though and then symlink like they did before with
the old apache-site method

Change-Id: I306feeb35196e8fd57f7a954483ffff2da38dd18
Merge "fix apache site setup for planet languages" into production