vendor: cm: Update maintainers.

AdrianDC also in the crew now while Marcelo doesn't have the device anymore.

This patch was requested by AdrianDC.

Change-Id: I57a27655537d96c7f5dc33f33d8e7d7e3982d6db
diff --git a/CONTRIBUTORS.mkdn b/CONTRIBUTORS.mkdn
index 81b353d..484bc95 100644
--- a/CONTRIBUTORS.mkdn
+++ b/CONTRIBUTORS.mkdn
@@ -139,7 +139,7 @@
 * __Sony Xperia L (taoshan):__ olivieer, FreeXperia Team
 * __Sony Xperia M (nicki):__ RonG, FreeXperia Team
 * __Sony Xperia M2 (eagle):__ FreeXperia Team
-* __Sony Xperia SP (huashan):__ Mrcl1450
+* __Sony Xperia SP (huashan):__ AdrianDC
 * __Sony Xperia T (mint):__ FreeXperia Team, tilal6991, uberlaggydarwin
 * __Sony Xperia T2 Ultra  (tianchi):__ FreeXperia Team
 * __Sony Xperia T3  (seagull):__ FreeXperia Team