ie_nl_test: fix typo (extra space in join delimiter)
ie_nl_test: fix typo (extra space in join delimiter)

EricFromCanada/code-prettify,AutoIt/code-prettify,googlearchive/code-prettify,AutoIt/code-prettify,LogtalkDotOrg/code-prettify,LogtalkDotOrg/code-prettify,googlearchive/code-prettify,AutoIt/code-prettify,codygray/code-prettify,EricFromCanada/code-prettify,LogtalkDotOrg/code-prettify,EricFromCanada/code-prettify,googlearchive/code-prettify,codygray/code-prettify,codygray/code-prettify