praat: update to 6.0.43 (#2569)

- improve do_build()
- make pulseaudio default build option

srcpkgs/praat/template

@@ -1,7 +1,8 @@
 # Template file for 'praat'
 pkgname=praat
-version=6.0.42
+version=6.0.43
 revision=1
+create_wrksrc=yes
 hostmakedepends="pkg-config"
 makedepends="alsa-lib-devel gtk+-devel $(vopt_if pulseaudio pulseaudio-devel)"
 short_desc="Speech analysis, synthesis, and manipulation"
@@ -10,17 +11,14 @@ license="GPL-2.0-or-later"
 homepage="http://www.praat.org/"
 changelog="http://www.fon.hum.uva.nl/praat/manual/What_s_new_.html"
 distfiles="https://github.com/praat/praat/archive/v${version}.tar.gz"
-checksum=9bdd2a5159b9fb8c6d8c58d52e984f6fda444983ba4d69b2a5c04c8259908cd2
+checksum=4e933f4255fade38952144326c979176ab0f570062985fb4d968eb43ed5e23d0
 
 build_options="pulseaudio"
+build_options_default="pulseaudio"
 
 do_build() {
-	mkdir /tmp/original
-	mv * /tmp/original/
-	mv /tmp/original .
-
 	for _variant in $(vopt_if pulseaudio pulse alsa) nogui; do
-		cp -a original $_variant
+		cp -a "${pkgname}-${version}" $_variant
 		cd $_variant
 
 		cp makefiles/makefile.defs.linux.${_variant} ./makefile.defs