Edit tag page not highlighting correct menu item

[Robert Lyon]

When we are on the 'Create -> Tags' page and we open main menu the item 'selected' is 'Tags'

When we click the 'Edit tags' button (note user needs to have tagged something) and we open main menu the item 'Tags' is not selected

[Mahara Bot (dev-mahara)]

Patch for "master" branch: https://reviews.mahara.org/9574

[Steven (stevens-q)]

Environment tested: Master
Browser tested: Chrome

PRECONDITIONS:
------------------------
1) User has existing tags (artefacts, pages)

TEST STEPS:
------------------------
1) Log in as site admin
2) Browse to Main menu > Create > Tags
3) Confirm that when user opens main menu, the "Tags" link is highlighted ✔
4) user click the "Edit tags" link
5) Confirm that when user opens main menu, the "Tags" link is highlighted ✔

Catalyst QA Approved ✔

[Mahara Bot (dev-mahara)]

Reviewed: https://reviews.mahara.org/9574
Committed: https://git.mahara.org/mahara/mahara/commit/c4999677b4c02cd0f52f415014baea822976bba9
Submitter: Cecilia Vela Gurovic (<email address hidden>)
Branch: master

commit c4999677b4c02cd0f52f415014baea822976bba9
Author: Robert Lyon <email address hidden>
Date: Mon Feb 18 10:57:44 2019 +1300

Bug 1816317: Need to highlight correct nav menu when editing tags

behatnotneeded

Change-Id: I15048c53f1e53996f2757d22f6a64b6c6b63f519
Signed-off-by: Robert Lyon <email address hidden>