:checkered_flag: Resolve src attribute path
:checkered_flag: Resolve src attribute path

This gets the specs green again on Windows by not using a hard-coded path.

tkssharma/markdown-preview,makyo/markdown-preview,atom/markdown-preview,sctlee/markdown-preview,Galadirith/markdown-preview,rugk/markdown-preview,ArnaudRinquin/markdown-preview,grimmer0125/markdown-preview-kramdown