add conan makedeps

.SRCINFO

@@ -1,6 +1,6 @@
 pkgbase = audacity-git
 	pkgdesc = A program that lets you manipulate digital audio waveforms
-	pkgver = 3.0.2.r126.g90903d237
+	pkgver = 3.0.2.r299.ge6e81399f
 	pkgrel = 1
 	url = https://www.audacityteam.org/
 	arch = i686
@@ -19,6 +19,7 @@ pkgbase = audacity-git
 	makedepends = ffmpeg
 	makedepends = jack
 	makedepends = nasm
+	makedepends = conan
 	depends = alsa-lib
 	depends = libx11
 	depends = gtk3

PKGBUILD

@@ -3,7 +3,7 @@
 # Contributor: Eric Bélanger <eric@archlinux.org>
 
 pkgname=audacity-git
-pkgver=3.0.2.r126.g90903d237
+pkgver=3.0.2.r299.ge6e81399f
 pkgrel=1
 pkgdesc="A program that lets you manipulate digital audio waveforms"
 arch=(i686 x86_64)
@@ -13,7 +13,7 @@ groups=(pro-audio)
 depends=(alsa-lib libx11 gtk3 expat libid3tag libogg libsndfile
          libvorbis lilv lv2 portsmf suil libmad twolame vamp-plugin-sdk libsoxr soundtouch)
 makedepends=(git cmake clang sdl2 libsoup libnotify gstreamer gst-plugins-bad-libs
-             ffmpeg jack nasm)
+             ffmpeg jack nasm conan)
 # can't find system lame portmidi
 optdepends=('ffmpeg: additional import/export capabilities')
 provides=(audacity)