- drop whois-5.2.15-fix-CIDR-with-libidn2.patch, no longer required

with libidn2 >= 2.0.3

OBS-URL: https://build.opensuse.org/package/show/network:utilities/whois?expand=0&rev=82

whois.spec

@@ -30,7 +30,6 @@ Source2:        %{name}.keyring
 # rename .dsc to not build the package in OBS
 Source3:        http://ftp.debian.org/debian/pool/main/w/whois/%{name}_%{version}.dsc#/%{name}.asc
 Patch0:         whois-nobsdsource.patch
-Patch1:         whois-5.2.15-fix-CIDR-with-libidn2.patch
 BuildRequires:  pkgconfig
 BuildRequires:  xz
 BuildRequires:  pkgconfig(libidn2)
@@ -65,7 +64,6 @@ echo "`grep -A1 "Checksums-Sha256" %{SOURCE3} | grep %{name}_%{version}.tar.xz |
 
 %setup -q
 %patch0 -p1
-%patch1 -p1
 
 %build
 make all mkpasswd HAVE_LIBIDN2=1 HAVE_ICONV=1 %{?_smp_mflags} \