init: Remove $TERM from global environment

 * This is causing CTS failure due to GTest spewing colors.
 * We'll set it in mksh instead.

Change-Id: I377e30164019c01b0ad076c16e6ed3241e4d9940

rootdir/init.rc

@@ -48,7 +48,6 @@ loglevel 3
     export LOOP_MOUNTPOINT /mnt/obb
     export BOOTCLASSPATH /system/framework/core.jar:/system/framework/core-junit.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/mms-common.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/apache-xml.jar:/system/framework/telephony-msim.jar
     export TERMINFO /system/etc/terminfo
-    export TERM linux
 
 # Backward compatibility
     symlink /system/etc /etc