Bug 1452643 [wpt PR 10215] - [Gecko Bug 1433923] Use detailed failure message for wdspec test failures (pytest)., a=testonly

Automatic update from web-platform-testsfixup! Fix indentation

wpt-commits: 94ab26e4e5dc262e451be96e0f0883b5316f347f
wpt-pr: 10215
wpt-commits: 94ab26e4e5dc262e451be96e0f0883b5316f347f
wpt-pr: 10215

testing/web-platform/tests/tools/wptrunner/wptrunner/executors/pytestrunner/runner.py

@@ -110,9 +110,9 @@ class SubtestResultRecorder(object):
         #  > E       AssertionError: assert 'fuu' in 'foobar'
         message = ""
         for line in report.longreprtext.splitlines():
-           if line.startswith("E   "):
-               message = line[1:].strip()
-               break
+            if line.startswith("E   "):
+                message = line[1:].strip()
+                break
 
         self.record(report.nodeid, "FAIL", message=message, stack=report.longrepr)