sim: Remove redundant buildEnv import

Change-Id: Id6bdbc0c988aa92b96e292cabc913e6b974f14bb
Signed-off-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Curtis Dunham <curtis.dunham@arm.com>

configs/common/Caches.py

@@ -38,6 +38,7 @@
 #
 # Authors: Lisa Hsu
 
+from m5.defines import buildEnv
 from m5.objects import *
 
 # Base implementations of L1, L2, IO and TLB-walker caches. There are

src/sim/Root.py

@@ -29,7 +29,6 @@
 # Authors: Nathan Binkert
 
 from m5.SimObject import SimObject
-from m5.defines import buildEnv
 from m5.params import *
 from m5.util import fatal
 

src/sim/System.py

@@ -29,7 +29,6 @@
 #          Rick Strong
 
 from m5.SimObject import SimObject
-from m5.defines import buildEnv
 from m5.params import *
 from m5.proxy import *