kismet: drop unneeded musl patch

srcpkgs/kismet/patches/musl-strerror_r.patch

@@ -1,18 +0,0 @@
---- util.cc.orig
-+++ util.cc
-@@ -917,13 +917,8 @@
- 
-     d_errstr[0] = '\0';
- 
--    STRERROR_R_T r;
--    r = strerror_r(errnum, d_errstr, 1024);
--
--    if (strlen(r) == 0)
--        rs = fmt::format("Unknown error: {}", errnum);
--    else
--        rs = std::string(d_errstr, 1024);
-+    strerror_r(errnum, d_errstr, 1024);
-+    rs = std::string(d_errstr, 1024);
-     
-     delete[] d_errstr;
-     return rs;