Feature/path normalization (#1674)

* Path normalization (making sure there are fewer cases of '"..."'
* Using more std::filesystem::path instead of std::string
* Update Ghoul

modules/base/rendering/renderableplaneimagelocal.cpp

@@ -196,7 +196,7 @@ void RenderablePlaneImageLocal::loadTexture() {
 
                 LDEBUGC(
                     "RenderablePlaneImageLocal",
-                    fmt::format("Loaded texture from '{}'", absPath(path))
+                    fmt::format("Loaded texture from {}", absPath(path))
                 );
                 texture->uploadTexture();
                 texture->setFilter(ghoul::opengl::Texture::FilterMode::LinearMipMap);