system/sysdig: Remove old patch.

sysdig-0.19.1 doesn't need this patch (and patch asks whether
it's a reversed patch).

Signed-off-by: David Spencer <idlemoor@slackbuilds.org>

system/sysdig/d15be88ccb1b7df9a0b6db2967131521b526918b.patch

@@ -1,53 +0,0 @@
-From d15be88ccb1b7df9a0b6db2967131521b526918b Mon Sep 17 00:00:00 2001
-From: Mark Stemm <mark.stemm@gmail.com>
-Date: Tue, 15 Aug 2017 17:49:53 -0700
-Subject: [PATCH] Don't include curlbuild.h
-
-It's not required to build and it's not present with some newer versions
-of libcurl, so removing it.
-
-Thanks to https://github.com/hhoffstaette for the tip.
-
-This fixes https://github.com/draios/sysdig/issues/895.
----
- userspace/libsinsp/marathon_http.cpp | 1 -
- userspace/libsinsp/mesos_http.cpp    | 1 -
- userspace/sysdig.project             | 1 -
- 3 files changed, 3 deletions(-)
-
-diff --git a/userspace/libsinsp/marathon_http.cpp b/userspace/libsinsp/marathon_http.cpp
-index f7937b681..2e4449ad9 100644
---- a/userspace/libsinsp/marathon_http.cpp
-+++ b/userspace/libsinsp/marathon_http.cpp
-@@ -7,7 +7,6 @@
- #include "marathon_http.h"
- #include "curl/curl.h"
- #include "curl/easy.h"
--#include "curl/curlbuild.h"
- #define BUFFERSIZE 512 // b64 needs this macro
- #include "b64/encode.h"
- #include "sinsp.h"
-diff --git a/userspace/libsinsp/mesos_http.cpp b/userspace/libsinsp/mesos_http.cpp
-index 18ac9f5b5..c6bfb5810 100644
---- a/userspace/libsinsp/mesos_http.cpp
-+++ b/userspace/libsinsp/mesos_http.cpp
-@@ -7,7 +7,6 @@
- #include "mesos_http.h"
- #include "curl/curl.h"
- #include "curl/easy.h"
--#include "curl/curlbuild.h"
- #include "sinsp.h"
- #include "sinsp_int.h"
- #include "sinsp_curl.h"
-diff --git a/userspace/sysdig.project b/userspace/sysdig.project
-index 5d00f18f2..76a18f0a8 100644
---- a/userspace/sysdig.project
-+++ b/userspace/sysdig.project
-@@ -752,7 +752,6 @@
-             </VirtualDirectory>
-             <VirtualDirectory Name="include">
-               <VirtualDirectory Name="curl">
--                <File Name="../build/release/curl-prefix/src/curl/include/curl/curlbuild.h"/>
-                 <File Name="../build/release/curl-prefix/src/curl/include/curl/easy.h"/>
-                 <File Name="../build/release/curl-prefix/src/curl/include/curl/stdcheaders.h"/>
-                 <File Name="../build/release/curl-prefix/src/curl/include/curl/curlrules.h"/>

system/sysdig/sysdig.SlackBuild

@@ -65,7 +65,6 @@ cd $TMP
 rm -rf $PRGNAM-$VERSION
 tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
 cd $PRGNAM-$VERSION
-patch -p1 < $CWD/d15be88ccb1b7df9a0b6db2967131521b526918b.patch
 chown -R root:root .
 find -L . \
  \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \