DevTools: Disable DOM breakpoint test before making change

This CL disables a test that will be broken by [1] and reenabled by [2].

[1] https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/1889352
[2] https://chromium-review.googlesource.com/c/chromium/src/+/1644461

Bug: 963183
Change-Id: I0eb88ae2c5a5aa49ba0886fc9077320f77057ce0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1893960
Commit-Queue: Jack Lynch <jalyn@microsoft.com>
Reviewed-by: Lorne Mitchell <lomitch@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#723636}

third_party/blink/web_tests/TestExpectations

@@ -6080,3 +6080,7 @@ crbug.com/1032451 virtual/threaded-no-composited-antialiasing/animations/stabili
 crbug.com/963183 http/tests/devtools/security/origin-view-ct-compliance.js [ Pass Failure ]
 crbug.com/963183 http/tests/devtools/security/security-details-updated-with-security-state.js [ Pass Failure ]
 crbug.com/963183 http/tests/devtools/security/security-explanation-ordering.js [ Pass Failure ]
+
+# Temporarily disabled to land DOM breakpoint changes in DevTools
+crbug.com/963183 http/tests/devtools/sources/debugger-breakpoints/dom-breakpoints.js [ Pass Failure ]
+crbug.com/963183 http/tests/devtools/a11y-axe-core/sources/dom-breakpoints-pane-a11y-test.js [ Pass Failure ]