Fixing build error:
/run/build/gst-plugins-good/_flatpak_build/../tests/check/elements/mpg123audiodec.c:150: undefined reference to `gst_fft_s32_new'
/run/build/gst-plugins-good/_flatpak_build/../tests/check/elements/mpg123audiodec.c:151: undefined reference to `gst_fft_s32_window'
/run/build/gst-plugins-good/_flatpak_build/../tests/check/elements/mpg123audiodec.c:151: undefined reference to `gst_fft_s32_fft'
/run/build/gst-plugins-good/_flatpak_build/../tests/check/elements/mpg123audiodec.c:147: undefined reference to `gst_fft_s32_free'
[ 'elements/matroskademux' ],
[ 'elements/matroskamux' ],
[ 'elements/matroskaparse' ],
- [ 'elements/mpg123audiodec', not mpg123_dep.found() ],
+ [ 'elements/mpg123audiodec', not mpg123_dep.found(), [gstfft_dep]],
[ 'elements/multifile' ],
[ 'elements/splitmux' ],
[ 'elements/rganalysis' ],