[geany/geany] cca258: Workaround gcc function address comparison warning

[Nick Treleaven]

  Branch: refs/heads/master
  Home:   https://github.com/geany/geany

  Commit: cca258ddb70d1dac4273f613b5af032a98b45242
      https://github.com/geany/geany/commit/cca258ddb70d1dac4273f613b5af032a98b45242
  Author: Nick Treleaven <nick.treleaven at btinternet.com>
  Date:   2011-11-14 (Mon, 14 Nov 2011)

  Changed paths:
    M src/highlightingmappings.h

  Log Message:
  -----------
  Workaround gcc function address comparison warning

E.g.
highlighting.c:950:3: error: the address of
'highlighting_styles_ADA' will always evaluate as 'true'

Note: This commit also contains some trailing whitespace removal.