ART: Fix checks for relocation delta

Change < to <= and > to >=.

Change-Id: I7579e3c13dc1b33801ace3a0f8d85cadaee41e6e
diff --git a/runtime/gc/space/image_space.cc b/runtime/gc/space/image_space.cc
index 3eaa64c..7a3cbf3 100644
--- a/runtime/gc/space/image_space.cc
+++ b/runtime/gc/space/image_space.cc
@@ -159,8 +159,8 @@
   } else {
     r = RoundDown(r, kPageSize);
   }
-  CHECK_LT(min_delta, r);
-  CHECK_GT(max_delta, r);
+  CHECK_LE(min_delta, r);
+  CHECK_GE(max_delta, r);
   CHECK_ALIGNED(r, kPageSize);
   return r;
 }