Revert "Merge commit '66988320'"

This reverts commit 740e557d, reversing
changes made to 932e28b1.

The commit apparently broke builds with shared libs, and "suggesting"
the use of external libraries that need to be explicitly enable has
dubious usefulness anyway.

configure

@@ -3183,7 +3183,6 @@ deinterlace_vaapi_filter_deps="vaapi"
 delogo_filter_deps="gpl"
 deshake_filter_select="pixelutils"
 drawtext_filter_deps="libfreetype"
-drawtext_filter_suggest="libfontconfig"
 elbg_filter_deps="avcodec"
 eq_filter_deps="gpl"
 fftfilt_filter_deps="avcodec"