Replace included icon with upstream one

Close #145

.SRCINFO

@@ -14,12 +14,10 @@ pkgbase = gitkraken
 	provides = gitkraken
 	source = gitkraken-7.0.1.tar.gz::https://release.axocdn.com/linux/GitKraken-v7.0.1.tar.gz
 	source = GitKraken.desktop
-	source = gitkraken.png
 	source = eula.html
 	source = gitkraken.sh
 	sha256sums = 0d0cb27e7daad4ca08e70c773181e89b7a0241041f6024ddfad4e21fa13ec027
 	sha256sums = 81b32ad2fae47fcdf8adb4fdb5c734430ed993f712e75bd62297ae8540fdf889
-	sha256sums = a2b3551f83bcbe56da961615f066bb736cd15d98e41c93b3b4add0d56606d902
 	sha256sums = 9566342308bf35b56e626fa1b0d716eb16991712cc43b617c4f0d95e005311d1
 	sha256sums = 6e6c6ac37287e1ec5d5266689a49d18899488be901b21f5cb9749f545453626f
 

PKGBUILD

@@ -24,13 +24,11 @@ install=''
 source=(
     "${pkgname}-${pkgver}.tar.gz::https://release.axocdn.com/linux/GitKraken-v${pkgver}.tar.gz"
     "GitKraken.desktop"
-    "gitkraken.png"
     "eula.html"
     "gitkraken.sh"
 )
 sha256sums=('0d0cb27e7daad4ca08e70c773181e89b7a0241041f6024ddfad4e21fa13ec027'
             '81b32ad2fae47fcdf8adb4fdb5c734430ed993f712e75bd62297ae8540fdf889'
-            'a2b3551f83bcbe56da961615f066bb736cd15d98e41c93b3b4add0d56606d902'
             '9566342308bf35b56e626fa1b0d716eb16991712cc43b617c4f0d95e005311d1'
             '6e6c6ac37287e1ec5d5266689a49d18899488be901b21f5cb9749f545453626f')
 
@@ -48,5 +46,5 @@ package() {
     install -D -m755 "./gitkraken.sh" "${pkgdir}/usr/bin/gitkraken"
     install -D -m644 "./eula.html" "${pkgdir}/usr/share/licenses/${pkgname}/eula.html"
     install -D -m644 "./GitKraken.desktop" "${pkgdir}/usr/share/applications/GitKraken.desktop"
-    install -D -m644 "./gitkraken.png" "${pkgdir}/usr/share/pixmaps/gitkraken.png"
+    install -D -m644 "$pkgdir/opt/gitkraken/gitkraken.png" "$pkgdir/usr/share/pixmaps/gitkraken.png"
 }