pkg-cmake: programs are now installed in $(HOST_DIR)/bin

Remove the redundant usr/ component of the HOST_DIR paths. Since a
previous commit added a symlink from $(HOST_DIR)/usr to $(HOST_DIR),
everything keeps on working.

Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Reviewed-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

support/misc/toolchainfile.cmake.in

@@ -48,7 +48,7 @@ set(CMAKE_EXE_LINKER_FLAGS "@@TARGET_LDFLAGS@@" CACHE STRING "Buildroot LDFLAGS
 
 set(CMAKE_INSTALL_SO_NO_EXE 0)
 
-set(CMAKE_PROGRAM_PATH "${RELOCATED_HOST_DIR}/usr/bin")
+set(CMAKE_PROGRAM_PATH "${RELOCATED_HOST_DIR}/bin")
 set(CMAKE_SYSROOT "${RELOCATED_HOST_DIR}/@@STAGING_SUBDIR@@")
 set(CMAKE_FIND_ROOT_PATH "${RELOCATED_HOST_DIR}/@@STAGING_SUBDIR@@")
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)