Amend description link in Protractor fixture

This should stop Protractor navigating to a new location (in some CI
environments).

Signed-off-by: Alex Coles <alex@alexbcoles.com>

protractor/mocks/work-packages/819.json

@@ -84,7 +84,7 @@
   "lockVersion": 67,
   "subject": "harum temporibus sit sit autem atque optio vitaelasd22ss2",
   "type": "Feature",
-  "description": "<p><a href=\"/work_packages/54\" class=\"issue work_package status-4 priority-2 parent\" title=\"harum temporibus sit sit autem atque optio vitaelasd22ss2 (to be scheduled)\">#54</a></p>",
+  "description": "<p><a href=\"#\" class=\"issue work_package status-4 priority-2 parent\" title=\"harum temporibus sit sit autem atque optio vitaelasd22ss2 (to be scheduled)\">#54</a></p>",
   "rawDescription": "#54",
   "status": "to be scheduled",
   "isClosed": false,