fix get_opensuse and get_rockylinux hash (#404)

* fix get_opensuse hash

* fix rockylinux hash

there was a iso.manifast in the hash file as well which caused issue with hash output

Co-authored-by: takov751 <takov751@protonmail.com>

quickget

@@ -1157,7 +1157,7 @@ function get_opensuse() {
         ISO="openSUSE-Leap-${RELEASE}-DVD-x86_64-Current.iso"
         URL="https://download.opensuse.org/distribution/leap/${RELEASE}/iso"
     fi
-    HASH=$(wget -q -O- "${URL}/${ISO}.sha256" | cut -d' ' -f1)
+    HASH=$(wget -q -O- "${URL}/${ISO}.sha256" |awk '{if(NR==4) print $0}'|cut -d' ' -f1)
     echo "${URL}/${ISO} ${HASH}"
 }
 
@@ -1210,7 +1210,7 @@ function get_rockylinux() {
       8.5) URL="https://download.rockylinux.org/pub/rocky/${RELEASE}/isos/x86_64";;
       *)   URL="http://dl.rockylinux.org/vault/rocky/${RELEASE}/isos/x86_64/";;
     esac
-    HASH=$(wget -q -O- "${URL}/CHECKSUM" | grep "SHA256" | grep "${ISO}" | cut -d' ' -f4)
+    HASH=$(wget -q -O- "${URL}/CHECKSUM" | grep "SHA256" | grep "${ISO})" | cut -d' ' -f4)
     echo "${URL}/${ISO} ${HASH}"
 }