Updated rpath on Linux to also handle sub dir

Author: Simon Hofmann

binding.gyp

@@ -71,7 +71,7 @@
 	          {
 	            "link_settings": {
 	              "libraries": [
-					"-Wl,-rpath,@loader_path/."
+					"-Wl,-rpath,@loader_path",
 	              ],
 	            }
 	          }
@@ -80,7 +80,8 @@
 	          {
 	            "link_settings": {
 	              "libraries": [
-					"-Wl,-rpath,'$$ORIGIN'"
+					"-Wl,-rpath,'$$ORIGIN'",
+					"-Wl,-rpath,'$$ORIGIN'/.."
 	              ],
 	            }
 	          }

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "opencv4nodejs-prebuilt",
-  "version": "4.15.1",
+  "version": "4.15.2",
   "description": "This is a fork of opencv4nodejs which provides pre-built binaries",
   "keywords": [
     "opencv",
@@ -43,6 +43,7 @@
   },
   "gypfile": true,
   "dependencies": {
+    "@nut-tree/opencv-build-darwin": "^3.4.6-patch",
     "macro-inferno": "^0.2.3",
     "nan": "^2.12.1",
     "native-node-utils": "^0.1.5",