Fix cmake build

Changes to the AUR PKGBUILD so it fixes the issue described upstream here: darlinghq/darling-dmg#104

.SRCINFO

 pkgbase = darling-dmg-git
 	pkgdesc = FUSE module for .dmg files (containing an HFS+ filesystem)
-	pkgver = v1.0.4.r87.g34d3a34
+	pkgver = v1.0.4.r97.ga36bf0c
 	pkgrel = 1
 	url = https://www.darlinghq.org
 	arch = i686
@@ -14,8 +14,10 @@ pkgbase = darling-dmg-git
 	depends = bzip2
 	depends = libxml2
 	depends = fuse2
-	provides = darling-dmg=v1.0.4.r87.g34d3a34
+	provides = darling-dmg=v1.0.4.r97.ga36bf0c
 	source = git+https://github.com/darlinghq/darling-dmg.git
-	md5sums = SKIP
+	source = CMakeLists-cxx17.patch
+	sha256sums = SKIP
+	sha256sums = 03cd8d07df0fd0fb37187840d2583f0c04dc8425a57481f54fc25f5bd0ca6813
 
 pkgname = darling-dmg-git