Makefile: remove $(HOST_DIR)/usr from BR_PATH

Now $(HOST_DIR)/usr is a symlink to $(HOST_DIR), it makes no sense to
still have it in BR_PATH.

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>

Makefile

@@ -440,7 +440,7 @@ TAR_OPTIONS = $(call qstrip,$(BR2_TAR_OPTIONS)) -xf
 HOST_DIR := $(call qstrip,$(BR2_HOST_DIR))
 
 # Quotes are needed for spaces and all in the original PATH content.
-BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(HOST_DIR)/usr/bin:$(HOST_DIR)/usr/sbin:$(PATH)"
+BR_PATH = "$(HOST_DIR)/bin:$(HOST_DIR)/sbin:$(PATH)"
 
 # Location of a file giving a big fat warning that output/target
 # should not be used as the root filesystem.