Fix prerequisites checker so 1.10 > 1.9 (#8344)

* Fix prerequisites checker so 1.10 > 1.9

* Check prerequisites sorting by dot separator

scripts/prereq-check.sh

@@ -2,7 +2,7 @@
 check_version()
 {
     local version=$1 check=$2
-    local winner=$(echo -e "$version\n$check" | sed '/^$/d' | sort -nr | head -1)
+    local winner=$(echo -e "$version\n$check" | sed '/^$/d' | sort -t. -s -k 1,1nr -k 2,2nr -k 3,3nr -k 4,4nr | head -1)
     [[ "$winner" = "$version" ]] && return 0
     return 1
 }
@@ -46,4 +46,4 @@ DOCKERVERSION=$(docker version --format '{{.Server.Version}}' | sed 's/[a-z-]//g
 check_prereq 'node' $REQUIREDNODEVERSION $NODEVERSION
 check_prereq 'npm' $REQUIREDNPMVERSION $NPMVERSION
 check_prereq 'go' $REQUIREDGOVERSION $GOVERSION
-check_prereq 'docker' $REQUIREDDOCKERVERSION $DOCKERVERSION
+check_prereq 'docker' $REQUIREDDOCKERVERSION $DOCKERVERSION