Ports: Remove obsolete rlimit patch for Python

Stubs for getrlimit()/setrlimit() have been added in 1c3c072.

Ports/python3/patches/ReadMe.md

@@ -8,10 +8,6 @@ Ensures `HAVE_SIGSET_T` is defined, as we *do* have `sigset_t` but it's not dete
 
 Enforce UTF-8 as encoding by defining `_Py_FORCE_UTF8_LOCALE`.
 
-## `disable-setrlimit.patch`
-
-Disables check for `RLIMIT_CORE` and subsequent `setrlimit()` call. Would be enabled otherwise as we *do* have `<sys/resource.h>` and therefore `HAVE_SYS_RESOURCE_H`.
-
 ## `fix-autoconf.patch`
 
 As usual, make the `configure` script recognize Serenity. Also set `MACHDEP` (which is used for `sys.platform`) to a version-less `serenityos`, even when not cross-compiling.

Ports/python3/patches/disable-setrlimit.patch

@@ -1,11 +0,0 @@
---- Python-3.9.5/Modules/faulthandler.c	2021-02-21 20:22:43.884024598 +0100
-+++ Python-3.9.5/Modules/faulthandler.c	2021-02-21 20:34:33.279189754 +0100
-@@ -993,7 +993,7 @@
-     SetErrorMode(mode | SEM_NOGPFAULTERRORBOX);
- #endif
- 
--#ifdef HAVE_SYS_RESOURCE_H
-+#if 0
-     struct rlimit rl;
- 
-     /* Disable creation of core dump */