[SPARK-11023] [YARN] Avoid creating URIs from local paths directly.

The issue is that local paths on Windows, when provided with drive
letters or backslashes, are not valid URIs.

Instead of trying to figure out whether paths are URIs or not, use
Utils.resolveURI() which does that for us.

Author: Marcelo Vanzin <vanzin@cloudera.com>

Closes #9049 from vanzin/SPARK-11023 and squashes the following commits:

77021f2 [Marcelo Vanzin] [SPARK-11023] [yarn] Avoid creating URIs from local paths directly.