Update aaa_base to version 84.87+git20210308.d7a7d3a / rev 477 via SR 877770
    
    https://build.opensuse.org/request/show/877770
    by user oertel + dimstar_suse
    - Update to version 84.87+git20210308.d7a7d3a:
      * excluding new kernel string in version search
      * Fixing possible resource leak. Found by running ccpcheck on the source code.
      * Comment out 8-bit C1 conflicting with UTF-8 in /etc/inputrc
      * Fix keyseq specifications in /etc/inputrc{,.keys}