fix BTS_MAX_POWER_RED

Change-Id: I921b900c55fb9ac962aa4681478eacaaf0da0467
diff --git a/net/config_2g3g b/net/config_2g3g
index be55896..0ef2e76 100644
--- a/net/config_2g3g
+++ b/net/config_2g3g
@@ -14,7 +14,7 @@
 
 BTS_BAND=GSM-1800
 BTS_LAC=23
-BTS_MAX_POWER_RED=21
+BTS_MAX_POWER_RED=22
 BTS_CODEC_SUPPORT=fr amr
 BTS_200mW=23