perl-String-ShellQuote-1.04-bp160.1.4

- Cleaned spec file with spec-cleaner

- Remove duplicate BuildArch: noarch.

- fix license string

- switch to perl_requires macro

- 1.04
  - Don't escape "=" unless it's in command position.  Thanks to Chip
    for the inspiration.
  - Use "#!perl" in test.t (closes #38072).
  - Don't try to test or install the shell-quote script on Windows
    (closes #46445).

- new package version 1.03 created using cpanspec