Delete CLBlast patch and update the tag to include the changes (arrayfire#2991)

* Fix failure with git apply after make clean

After the clean target is run, the patch on CLBlast is applied again.
this fails because the patch has already been applied. In order to
fix this we need to reset to the original tag and apply again.

* Delete CLBlast patch and update the tag to include the changes

Windows was failing with the previous commit. I updated the tag to
the changes pradeep pushed upstream and deleted the patch

Author: umar456

CMakeModules/build_CLBlast.cmake

@@ -12,8 +12,6 @@ find_program(GIT git)
 set(prefix ${PROJECT_BINARY_DIR}/third_party/CLBlast)
 set(CLBlast_location ${prefix}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}clblast${CMAKE_STATIC_LIBRARY_SUFFIX})
 
-set(CLBLAST_PATCH_COMMAND ${GIT} apply --whitespace=fix ${ArrayFire_SOURCE_DIR}/CMakeModules/clblast_program_getIR.patch)
-
 if(WIN32 AND CMAKE_GENERATOR_PLATFORM AND NOT CMAKE_GENERATOR MATCHES "Ninja")
   set(extproj_gen_opts "-G${CMAKE_GENERATOR}" "-A${CMAKE_GENERATOR_PLATFORM}")
 else()
@@ -29,11 +27,11 @@ endif()
 ExternalProject_Add(
     CLBlast-ext
     GIT_REPOSITORY https://github.com/cnugteren/CLBlast.git
-    GIT_TAG 1.5.1
+    GIT_TAG 41f344d1a6f2d149bba02a6615292e99b50f4856
     PREFIX "${prefix}"
     INSTALL_DIR "${prefix}"
     UPDATE_COMMAND ""
-    PATCH_COMMAND "${CLBLAST_PATCH_COMMAND}"
+    PATCH_COMMAND ""
     BUILD_BYPRODUCTS ${CLBlast_location}
     CONFIGURE_COMMAND ${CMAKE_COMMAND} ${extproj_gen_opts}
       -Wno-dev <SOURCE_DIR>