Auto merge of #14088 - servo:disable-sigsegv-test, r=KiChjang

Disable sigsegv.html, it’s frequently timing out.

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https://github.com/servo/servo/issues/14067

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- [ ] `./mach build -d` does not report any errors
- [ ] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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tests/wpt/mozilla/meta/mozilla/sigsegv.html.ini

@@ -1,4 +1,4 @@
 [sigsegv.html]
   type: testharness
   prefs: [dom.testbinding.enabled:true, dom.testable_crash.enabled:true]
-  expected: CRASH
+  disabled: https://github.com/servo/servo/issues/14067