Another import fix for OS X.

llvm-svn: 252230
diff --git a/lldb/packages/Python/lldbsuite/test/dotest.py b/lldb/packages/Python/lldbsuite/test/dotest.py
index 13948ed..05152a3 100644
--- a/lldb/packages/Python/lldbsuite/test/dotest.py
+++ b/lldb/packages/Python/lldbsuite/test/dotest.py
@@ -364,7 +364,7 @@
 
 
 def setCrashInfoHook_Mac(text):
-    import crashinfo
+    from . import crashinfo
     crashinfo.setCrashReporterDescription(text)
 
 # implement this in some suitable way for your platform, and then bind it