scripts/dtc: Call pkg-config POSIXly correct

[ Upstream commit a8b309ce9760943486e0585285e0125588a31650 ]

Running with POSIXLY_CORRECT=1 in the environment the scripts/dtc build
fails, because pkg-config doesn't output anything when the flags come
after the arguments.

Fixes: 067c650c456e ("dtc: Use pkg-config to locate libyaml")
Signed-off-by: Thomas Bracht Laumann Jespersen <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Sasha Levin <[email protected]>

scripts/dtc/Makefile

@@ -22,7 +22,7 @@ dtc-objs	+= yamltree.o
 # To include <yaml.h> installed in a non-default path
 HOSTCFLAGS_yamltree.o := $(shell pkg-config --cflags yaml-0.1)
 # To link libyaml installed in a non-default path
-HOSTLDLIBS_dtc	:= $(shell pkg-config yaml-0.1 --libs)
+HOSTLDLIBS_dtc	:= $(shell pkg-config --libs yaml-0.1)
 endif
 
 # Generated files need one more search path to include headers in source tree