Update apache2-mod_authn_otp to version 1.1.10 / rev 12 via SR 975327
    
    https://build.opensuse.org/request/show/975327
    by user pgajdos + dimstar_suse
    - Update to version 1.1.10
      + Fixed bug in genotpurl on platforms with signed "char" (pr #46)
      + Added "-K" flag to genotpurl tool to specify key length (pr #43)
      + Update spec file description to include genotpurl(1) (forwarded request 975208 from archie172)