cpufrequtils: move initscript to src/initscripts/packages and use new macro

Signed-off-by: Jonatan Schlag <jonatan.schlag@ipfire.org>

lfs/cpufrequtils

@@ -82,5 +82,9 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar jxf $(DIR_DL)/$(DL_FILE)
 	cd $(DIR_APP) && make
 	cd $(DIR_APP) && make install
+
+	#install initscripts
+	$(call INSTALL_INITSCRIPT,cpufreq)
+
 	@rm -rf $(DIR_APP)
 	@$(POSTBUILD)