remove unused cmake module

cmake/Modules/FindDarknet.cmake

@@ -1,43 +0,0 @@
-# Distributed under the OSI-approved BSD 3-Clause License.
-# Copyright Stefano Sinigardi
-
-#.rst:
-# FindDarknet
-# ------------
-#
-# Find the Darknet includes and library.
-#
-# Result Variables
-# ^^^^^^^^^^^^^^^^
-#
-# This module defines the following variables:
-#
-# ``Darknet_FOUND``
-#   True if Darknet library found
-#
-# ``Darknet_INCLUDE_DIR``
-#   Location of Darknet headers
-#
-# ``Darknet_LIBRARY``
-#   List of libraries to link with when using Darknet
-#
-
-include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
-include(${CMAKE_ROOT}/Modules/SelectLibraryConfigurations.cmake)
-
-if(NOT Darknet_INCLUDE_DIR)
-  find_path(Darknet_INCLUDE_DIR NAMES darknet.h PATHS darknet darknet/include)
-endif()
-
-# Allow libraries to be set manually
-if(NOT Darknet_LIBRARY)
-  find_library(Darknet_LIBRARY_RELEASE NAMES darklib PATHS darknet darknet/lib)
-  find_library(Darknet_LIBRARY_DEBUG NAMES darklibd PATHS darknet darknet/lib)
-  select_library_configurations(Darknet)
-endif()
-
-set(Darknet_INCLUDE_DIRS "${Darknet_INCLUDE_DIR}")
-set(Darknet_LIBRARIES "${Darknet_LIBRARY}")
-
-find_package_handle_standard_args(Darknet DEFAULT_MSG Darknet_LIBRARY Darknet_INCLUDE_DIR)
-mark_as_advanced(Darknet_INCLUDE_DIR Darknet_INCLUDE_DIRS Darknet_LIBRARY Darknet_LIBRARIES)