dev-python/hiredis: remove unused patch

Signed-off-by: Michael Mair-Keimberger <m.mairkeimberger@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/12193
Signed-off-by: Aaron Bauman <bman@gentoo.org>

dev-python/hiredis/files/hiredis-0.2.0-system-libs.patch

@@ -1,28 +0,0 @@
-Remove vendor and var 'lib' from setup.py
-diff -u hiredis-0.2.0.orig/setup.py hiredis-0.2.0/setup.py
---- setup.py	2015-06-21 11:47:28.796472027 +0800
-+++ setup.py	2015-06-21 11:49:53.047949803 +0800
-@@ -40,12 +40,9 @@
- # supported Python versions is worse...
- #
- # Also see: https://github.com/pietern/hiredis-py/issues/15
--lib = ("hiredis_for_hiredis_py", {
--  "sources": ["vendor/hiredis/%s.c" % src for src in ("read", "sds")]})
- 
- ext = Extension("hiredis.hiredis",
--  sources=glob.glob("src/*.c"),
--  include_dirs=["vendor"])
-+  sources=glob.glob("src/*.c"))
- 
- setup(
-   name="hiredis",
-@@ -57,7 +54,6 @@
-   keywords=["Redis"],
-   license="BSD",
-   packages=["hiredis"],
--  libraries=[lib],
-   ext_modules=[ext],
- 
-   # Override "install_lib" command
-Common subdirectories: hiredis-0.2.0.orig/src and hiredis-0.2.0/src
-Common subdirectories: hiredis-0.2.0.orig/vendor and hiredis-0.2.0/vendor