bind: drop a darwin-specific patch (#62882)

The patch didn't apply since 9.12 -> 9.14 (26026c3e1a).
I'll hope it's not needed anymore (and let Borg verify that).
It was reportedly just a configure-time error: e4602677.

pkgs/servers/dns/bind/darwin-openssl-linking-fix.patch

@@ -1,26 +0,0 @@
-diff --git a/configure b/configure
-index b9ad66b..a2a7382 100755
---- a/configure
-+++ b/configure
-@@ -16033,21 +16033,6 @@ $as_echo "not found" >&6; }
- 			*-hp-hpux*)
- 				DST_OPENSSL_LIBS="-L$use_openssl/lib -Wl,+b: -lcrypto"
- 				;;
--			*-apple-darwin*)
--				#
--				# Apple's ld seaches for serially for dynamic
--				# then static libraries.  This means you can't
--				# use -L to override dynamic system libraries
--				# with static ones when linking.  Instead
--				# we specify a absolute path.
--				#
--				if test -f "$use_openssl/lib/libcrypto.dylib"
--				then
--					DST_OPENSSL_LIBS="-L$use_openssl/lib -lcrypto"
--				else
--					DST_OPENSSL_LIBS="$use_openssl/lib/libcrypto.a"
--				fi
--				;;
- 			*)
- 				DST_OPENSSL_LIBS="-L$use_openssl/lib -lcrypto"
- 				;;

pkgs/servers/dns/bind/default.nix

@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   patches = [
     ./dont-keep-configure-flags.patch
     ./remove-mkdir-var.patch
-  ] ++ stdenv.lib.optional stdenv.isDarwin ./darwin-openssl-linking-fix.patch;
+  ];
 
   nativeBuildInputs = [ perl ];
   buildInputs = [ libtool libxml2 openssl ]