upgpkg: 9.3.1-6: Stop depending on virtual-provide of libjpeg

.SRCINFO

 pkgbase = vtk
 	pkgdesc = Software system for 3D computer graphics, image processing, and visualization
 	pkgver = 9.3.1
-	pkgrel = 5
+	pkgrel = 6
 	url = https://www.vtk.org
 	arch = x86_64
 	license = BSD-3-Clause
@@ -26,7 +26,7 @@ pkgbase = vtk
 	makedepends = java-environment=11
 	makedepends = jsoncpp
 	makedepends = libharu
-	makedepends = libjpeg
+	makedepends = libjpeg-turbo
 	makedepends = liblas
 	makedepends = libogg
 	makedepends = libpng

PKGBUILD

@@ -9,7 +9,7 @@
 pkgname=vtk
 # May need bootstrapping on upgrades due to circular vtk <-> opencascade dependency
 pkgver=9.3.1
-pkgrel=5
+pkgrel=6
 pkgdesc="Software system for 3D computer graphics, image processing, and visualization"
 arch=(x86_64)
 url="https://www.vtk.org"
@@ -44,7 +44,7 @@ makedepends=(
   java-environment=11
   jsoncpp
   libharu
-  libjpeg
+  libjpeg-turbo
   liblas
   libogg
   libpng