Update python-svgpathtools to version 1.5.1 / rev 5 via SR 990460
    
    https://build.opensuse.org/request/show/990460
    by user mia + RBrownFactory
    - Update to 1.5.1
      * Fix float rounding error in elliptic arc radius check
        (#gh/mathandy/svgpathtools#171)
    - Disable test suite because it can only work on specific CPU
      (micro-)architectures.
      (#gh/mathandy/svgpathtools#183)
    - Update to 1.5.0
      * Fix implementation of points()
        (#gh/mathandy/svgpathtools#155)
      * Add support for rounded rectangles
        (#gh/mathandy/svgpathtools#161)
      * Fix Document.add_path for empty groups
        (#gh/mathandy/svgpathtools#170)
      * Allow file-like object as input to Documents ctor and
        svg2paths function
      * Add convenience functions for converting svgs contained in a
        string to paths