Temporarily disable libflite due to flite1 build error

flite1 currently [1]fails to build due to an issue with make 4.4.
Temporarily disable it until a fix from flite 2.x can be backported
to flite1.

[1] https://github.com/festvox/flite/issues/86

.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = ffmpeg-full
 	pkgdesc = Complete solution to record, convert and stream audio and video (all possible features including libfdk-aac)
 	pkgver = 5.1.2
-	pkgrel = 1
+	pkgrel = 2
 	url = https://www.ffmpeg.org/
 	arch = x86_64
 	license = custom: nonfree and unredistributable
@@ -110,7 +110,6 @@ pkgbase = ffmpeg-full
 	depends = zvbi
 	depends = chromaprint-fftw
 	depends = davs2
-	depends = flite1
 	depends = libklvanc-git
 	depends = librist
 	depends = pocketsphinx