add i9305 maintainers

Change-Id: If6e2a3cf8474d3709646daa5ea94b16d4973e8f4
diff --git a/CONTRIBUTORS.mkdn b/CONTRIBUTORS.mkdn
index ab31d5c..c174e74 100644
--- a/CONTRIBUTORS.mkdn
+++ b/CONTRIBUTORS.mkdn
@@ -37,6 +37,7 @@
 * __Samsung Galaxy S II (intl) (GT-I9100G):__ codeworkx
 * __Samsung Galaxy S III (AT&T) (SGH-I747):__ cyanogen, Unhelpful
 * __Samsung Galaxy S III (intl) (GT-I9300):__ xplodwild, codeworkx
+* __Samsung Galaxy S III LTE (GT-I9305):__ mcampbellsmith, codeworkx
 * __Samsung Galaxy S III (Sprint) (SPH-L710):__ mkasick, noobnl (Team Epic)
 * __Samsung Galaxy S III (T-Mobile) (SGH-T999):__ cyanogen
 * __Samsung Galaxy S III (US Cellular) (SCH-R530):__ noobnl