Bug 242448 - Grunt shows invalid tasks

Please review bug fix, which should go into release80:

Description: Grunt shows invalid tasks in menu for all Gruntfiles with =
multiline description.

Bugzilla: https://netbeans.org/bugzilla/show_bug.cgi?id=3D242448

Changeset: http://hg.netbeans.org/web-main/rev/9578063de0b9

Risk: low. Fix is 2 lines of code, which improves heuristics used during =
parsing of grunt output.

For review a verification use =
https://netbeans.org/bugzilla/show_bug.cgi?id=3D242448

Thanks,
H.