libiio: remove unused patch file

* it was removed from SRC_URI in:
  https://git.openembedded.org/meta-openembedded/commit/?id=998219d2e8179c8ca758da822b8dc17a1e3533b8

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/libiio/libiio/0001-CMake-Move-include-CheckCSourceCompiles-before-its-m.patch

@@ -1,38 +0,0 @@
-From 758ba58c81273d9075a539216f8a322935c2e434 Mon Sep 17 00:00:00 2001
-From: Paul Cercueil <paul@crapouillou.net>
-Date: Fri, 12 Nov 2021 16:49:21 +0000
-Subject: [PATCH] CMake: Move include(CheckCSourceCompiles) before its macros
- are used
-
-Move include(CheckCSourceCompiles) before any of the
-check_c_source_compiles() macros is called.
-
-This fixes a CMake error when compiling with WITH_NETWORK_GET_BUFFER
-disabled.
-
-Upstream-Status: Accepted [https://github.com/analogdevicesinc/libiio/commit/758ba58c81273d9075a539216f8a322935c2e434]
-
-Signed-off-by: Paul Cercueil <paul@crapouillou.net>
----
- CMakeLists.txt | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 7437136c8210..05b4feff233b 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -296,9 +296,10 @@ if(WITH_NETWORK_BACKEND)
- 	endif()
- 
- 	if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
-+		include(CheckCSourceCompiles)
-+
- 		option(WITH_NETWORK_GET_BUFFER "Enable experimental zero-copy transfers" OFF)
- 		if (WITH_NETWORK_GET_BUFFER)
--			include(CheckCSourceCompiles)
- 			check_c_source_compiles("#define _GNU_SOURCE=1\n#include <fcntl.h>\nint main(void) { return O_TMPFILE; }"
- 				HAS_O_TMPFILE)
- 
--- 
-2.34.1
-