Actually regenerate the Build-Conflicts field in debian/control

Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>

debian/control

@@ -25,8 +25,8 @@ Build-Depends: binutils-multiarch,
   libconfig-auto-perl, libfile-temp-perl, libconfig-auto-perl,
   libfile-homedir-perl, liblocale-gettext-perl, libunwind-dev [amd64 i386 x32]
 Build-Conflicts: dpkg-cross, libdebian-dpkgcross-perl,
-   binutils-i686-linux-gnu, binutils-s390x-linux-gnu, binutils-powerpc64le-linux-gnu, binutils-aarch64-linux-gnu, binutils-arm-linux-gnueabihf, binutils-arm-linux-gnueabi, binutils-mips-linux-gnu, binutils-mipsel-linux-gnu, binutils-mips64el-linux-gnuabi64,
-  libc6-amd64-cross, linux-libc-dev-amd64-cross, libc6-i386-cross, linux-libc-dev-i386-cross, libc6-s390x-cross, linux-libc-dev-s390x-cross, libc6-ppc64el-cross, linux-libc-dev-ppc64el-cross, libc6-arm64-cross, linux-libc-dev-arm64-cross, libc6-armhf-cross, linux-libc-dev-armhf-cross, libc6-armel-cross, linux-libc-dev-armel-cross, libc6-mips-cross, linux-libc-dev-mips-cross, libc6-mipsel-cross, linux-libc-dev-mipsel-cross, libc6-mips64el-cross, linux-libc-dev-mips64el-cross,
+  binutils-x86-64-linux-gnu [!amd64], binutils-aarch64-linux-gnu [!arm64], binutils-arm-linux-gnueabihf [!armhf], binutils-arm-linux-gnueabi [!armel],
+  libc6-amd64-cross, linux-libc-dev-amd64-cross, libc6-arm64-cross, linux-libc-dev-arm64-cross, libc6-armhf-cross, linux-libc-dev-armhf-cross, libc6-armel-cross, linux-libc-dev-armel-cross,
   libc6-amd64 [i386 x32], libc6-i386 [amd64 x32], libc6-x32 [amd64 i386]
 XS-Testsuite: autopkgtest