update screenfetch recipe (#4426)

* added recipe for screenfetch 3.9.1

app-misc/screenfetch/screenfetch-3.9.1.recipe

@@ -8,9 +8,9 @@ valueable information to the right."
 HOMEPAGE="https://github.com/KittyKatt/screenFetch/"
 COPYRIGHT="2014-2017 Brett Bohnenkamper"
 LICENSE="GNU GPL v3"
-REVISION="2"
+REVISION="1"
 SOURCE_URI="https://github.com/KittyKatt/screenFetch/archive/v$portVersion.tar.gz"
-CHECKSUM_SHA256="248283ee3c24b0dbffb79ed685bdd518554073090c1c167d07ad2a729db26633"
+CHECKSUM_SHA256="aa97dcd2a8576ae18de6c16c19744aae1573a3da7541af4b98a91930a30a3178"
 SOURCE_DIR="screenFetch-$portVersion"
 
 ARCHITECTURES="any"
@@ -38,6 +38,6 @@ INSTALL()
 	mkdir -p $manDir/man1
 	cp screenfetch.1 $manDir/man1
 
-    mkdir -p $docDir
-    cp README.mkdn $docDir
+	mkdir -p $docDir
+	cp README.mkdn $docDir
 }