cmake: remove target package macro

The dummy target package is not needed anymore since commit 79bfcd556027901.

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/cmake/cmake.mk

@@ -25,5 +25,4 @@ define HOST_CMAKE_INSTALL_CMDS
 	$(HOST_MAKE_ENV) $(MAKE) -C $(@D) install
 endef
 
-$(eval $(generic-package))
 $(eval $(host-generic-package))