Add -pthread option for thermal test compiling.

Temporarily disabled thermal and suspend test from the top 'make check',
but they can still be executed manually by 'make -C suspend check' and
'make -C thermal check'.

Signed-off-by: hongbo.zhang <hongbo.zhang@linaro.com>
diff --git a/Test.mk b/Test.mk
index a48a18c..1d69d7a 100644
--- a/Test.mk
+++ b/Test.mk
@@ -24,7 +24,7 @@
 
 TST=$(wildcard *.sh)
 LOG=$(TST:.sh=.log)
-CFLAGS?=-g -Wall
+CFLAGS?=-g -Wall -pthread
 CC?=gcc
 SRC=$(wildcard *.c)
 EXEC=$(SRC:%.c=%)