package/assimp: wrap long lines

Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/assimp/assimp.mk

@@ -16,6 +16,7 @@ ifeq ($(BR2_m68k),y)
 ASSIMP_CXXFLAGS += -mxgot
 endif
 
-ASSIMP_CONF_OPTS += -DASSIMP_BUILD_TESTS=OFF -DCMAKE_CXX_FLAGS="$(TARGET_CXXFLAGS) $(ASSIMP_CXXFLAGS)"
+ASSIMP_CONF_OPTS += -DASSIMP_BUILD_TESTS=OFF \
+	-DCMAKE_CXX_FLAGS="$(TARGET_CXXFLAGS) $(ASSIMP_CXXFLAGS)"
 
 $(eval $(cmake-package))