message: cli: encode versions in upgrade helper URL
diff: @@ -425,7 +425,9 @@ export async function bumpBackstageJsonVersion(version: string) {
  const { yellow, cyan, green } = chalk;
  if (prevVersion) {
  - const link = `https://backstage.github.io/upgrade-helper/?from=${prevVersion}&to=${version}`;
  + const from = encodeURIComponent(prevVersion);
  + const to = encodeURIComponent(version);
  + const link = `https://backstage.github.io/upgrade-helper/?from=${from}&to=${to}`;
  console.log(
  yellow(
  `Upgraded from release ${green(prevVersion)} to ${green(
  