Update calc to version 2.15.0.1 / rev 41 via SR 1115823
    
    https://build.opensuse.org/request/show/1115823
    by user jubalh + anag+factory
    - Update to 2.15.0.1:
      * The tarball for calc version 2.15.0.0 was missing version.h.
        The version.h is now listed as part of the calc distribution.
        See gh/lcn2/calc#112
    
    - Update to 2.15.0.0:
      * Added the several new trigonometric functions
      * Added log2(x [,eps]) builtin function
      * The sign element in a ZVALUE is now of type SIGN, which is either
        SB32 when MAJOR_VER < 3, or a bool otherwise
      * Added new logn(x, n [,eps]) builtin to compute logarithms to base n.
    - Add calc-2.15.0.0-versionh.patch to fix build
      See gh/lcn2/calc#112
    
    - Update to 2.14.3.5:
      * Under macOS, to reduce dependency chains, we remove functions
        and data that are unreachable by the entry point or exported
        symbols.  In particular, the macOS linker is used with both
        "-dead_strip" and "-dea