Fixed linux-headers build script

config/components/toolchain/lib/linux_headers.lib.yml

@@ -13,7 +13,8 @@ builds:
       mkdir -p "$BUILD_DIR"
       extract.sh --into "$BUILD_DIR" (@= source_url @)
     install: |
-      (@= make @) -C $BUILD_DIR \
+      cd "$BUILD_DIR"
+      (@= make @) -C "$BUILD_DIR" \
         ARCH=(@= arch_name @) \
         INSTALL_HDR_PATH="${DESTDIR}${ORCHESTRA_ROOT}/(@= triple @)/usr" headers_install
 #@ end