Fix assertion condition in asan_symbolize.py.

In the case when an app is inside a framework, app_positions[0] should be
greater than framework_positions[0].

BUG=444343
TBR=inferno@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/819403003

Cr-Commit-Position: refs/heads/master@{#309626}

tools/valgrind/asan/asan_symbolize.py

@@ -77,7 +77,7 @@ def chrome_dsym_hints(binary):
     return []
   assert (not (len(app_positions) == 1 and
                len(framework_positions) == 1 and
-               app_positions[0] < framework_positions[0])), \
+               app_positions[0] > framework_positions[0])), \
       "The path contains an app bundle inside a framework: %s" % binary
   # Cases 2 and 3. The outermost bundle (which is the only bundle in the case 2)
   # is located in the product dir.