Bug 1514718: Help icons and trouble with .form-group position relative

The help icons clickable area was being hidden. Removing the position
relative seems to fix the problem and not cause any other issues.

behatnotneeded

Change-Id: Ib0ae7368c52ebdb952ba147f03e25ec3e4301d02
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>

htdocs/theme/raw/sass/form/_form-group.scss

@@ -147,6 +147,7 @@
 
     .modal-body & {
         padding: 10px 0;
+        position: static;
 
         .description:not(.html) {
             padding-top: 5px;