Update python-PyJWT to version 2.6.0 / rev 26 via SR 1032058
    
    https://build.opensuse.org/request/show/1032058
    by user mcepl + dimstar_suse
    - Clean up SPEC file.
    - Update to 2.6.0
      Changed
      * bump up cryptography >= 3.4.0 by @jpadilla in #807
      * Remove types-cryptography from crypto extra by @lautat in #805
      Fixed
      * Invalidate token on the exact second the token expires #797
      * fix: version 2.5.0 heading typo by @c0state in #803
      Added
      * Adding validation for issued_at when iat > (now + leeway) as ImmatureSignatureError by @sriharan16 in #794