Use pacman like text for ignorepkg and newerpkg

Now that we are using alpm to fetch packages it generates these mesages
and we can not control the format. So change out format to match.

upgrade.go

@@ -268,10 +268,11 @@ func upAUR(
 func printIgnoringPackage(pkg alpm.Package, newPkgVersion string) {
 	left, right := getVersionDiff(pkg.Version(), newPkgVersion)
 
-	fmt.Println(
-		yellow(bold(smallArrow)) + fmt.Sprintf(
-			" Ignoring package upgrade: %s (%s -> %s)",
-			cyan(pkg.Name()), left, right))
+	fmt.Printf("%s %s: ignoring package upgrade (%s => %s)\n",
+		yellow(bold(smallArrow)),
+		cyan(pkg.Name()),
+		left, right,
+	)
 }
 
 func printLocalNewerThanAUR(
@@ -284,12 +285,12 @@ func printLocalNewerThanAUR(
 
 		left, right := getVersionDiff(pkg.Version(), aurPkg.Version)
 
-		if !isDevelName(pkg.Name()) &&
-			alpm.VerCmp(pkg.Version(), aurPkg.Version) > 0 {
-			fmt.Println(
-				yellow(bold(smallArrow)) + fmt.Sprintf(
-					" Local package is newer than AUR: %s (%s -> %s)",
-					cyan(pkg.Name()), left, right))
+		if !isDevelName(pkg.Name()) && alpm.VerCmp(pkg.Version(), aurPkg.Version) > 0 {
+			fmt.Printf("%s %s: local (%s) is newer than AUR (%s)\n",
+					yellow(bold(smallArrow)),
+					cyan(pkg.Name()),
+					left, right,
+				)
 		}
 	}
 }