Optimize the display of the hack/verify-import-aliases.sh

Signed-off-by: zhzhuang-zju <m17799853869@163.com>

hack/tools/preferredimports/preferredimports.go

@@ -260,7 +260,7 @@ func main() {
 	a := newAnalyzer()
 	for _, dir := range c.dirs {
 		if isTerminal {
-			fmt.Printf("\r\033[0m %-80s", dir)
+			fmt.Printf("\r\033[0m %-80s\n", dir)
 		}
 		a.collect(dir)
 	}

hack/verify-import-aliases.sh

@@ -39,3 +39,4 @@ if [[ $ret -ne 0 ]]; then
   echo "!!! Please see hack/.import-aliases for the preferred aliases for imports." >&2
   exit 1
 fi
+echo "Passed import-aliases verification."