djv: removed non-working install filter (see note!)

Note:

The install filter itself has no effect anymore and besides that there is no
need to rename the binary because it is named 'djv_view' now!

graphic/djv/djv.conf

@@ -39,6 +39,3 @@ var_append CXX_WRAPPER_INSERT ' ' "-lfltk -lfltk_gl"
 var_append CXX_WRAPPER_INSERT ' ' "$(pkg-config --libs portaudiocpp)"
 # libquicktime
 var_append CXX_WRAPPER_INSERT ' ' "$(pkg-config --libs libquicktime)"
-
-var_append INSTALL_WRAPPER_FILTER "|" "sed -e 's,/usr/bin/djview,/usr/bin/djv,'"
-