Log Message:
Update x11/nx-libs to v3.5.99.26-0x2go1

From upstream's changelog:

2023-06-02 20:35:10 +0200 X2Go Release Manager (d12a42c8e)

        * release 3.5.99.26 (HEAD -> build-3.5.99.26, tag:
          redist-server/3.5.99.26, tag: redist-client/3.5.99.26,
          tag: 3.5.99.26-0x2go1, origin/build-3.5.99.26)

2021-04-05 08:44:00 +0200 ponce (8cb6a6e7e)

        * fix building with binutils >= 2.36.

2023-02-23 15:28:20 +0100 Mihai Moldovan (6afb58713)

        * nx-libs.spec: only depend upon pathfix.py for Fedora 27+ and RHEL
          7+.

2023-02-23 14:29:38 +0100 Mihai Moldovan (70293a83b)

        * nx-libs.spec: fix TIRPC usage on *SuSE 15.3+.

2023-02-23 13:17:55 +0100 Mihai Moldovan (b5c1d5fce)

        * debian/rules: fix version detection on testing and unstable.

2021-09-11 20:45:16 +0000 Mike Gabriel (fa7628310)

        * debian/rules: Define -DUseTIRPC=1 for nx-X11 build on Debian and
          Ubuntu versions that already have libtirpc.

2023-02-23 13:17:35 +0100 Mihai Moldovan (e49bd144d)

        * nx-libs.spec: add BR: upon pathfix.py.

2023-02-23 12:19:14 +0100 Mihai Moldovan (be0ce0226)

        * nx-libs.spec: fix nxdialog hashbang selection, especially on *SuSE.