Fixing style issues on collection manage page (Bug #1252085)

Was fieldset headers were not aligning correctly in Chrome browser

Change-Id: I52b2190f39cdf0b34abf52ca9e3ef30e9339febe
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>
Merge "Fixing style issues on collection manage page (Bug #1252085)"