Remove mysterious text from bug number in test expectation.

Probably an unintentional paste.
Introduced by https://chromium-review.googlesource.com/1080985

TBR=atotic@chromium.org

Cq-Include-Trybots: master.tryserver.chromium.linux:linux_layout_tests_layout_ng
Change-Id: Ie937b6886ed2ff0301d192354f0e7bc64b012453
Reviewed-on: https://chromium-review.googlesource.com/1092691
Commit-Queue: Morten Stenshorne <mstensho@chromium.org>
Reviewed-by: Morten Stenshorne <mstensho@chromium.org>
Cr-Commit-Position: refs/heads/master@{#565610}

third_party/WebKit/LayoutTests/FlagExpectations/enable-blink-features=LayoutNG

@@ -596,7 +596,7 @@ crbug.com/591099 fast/multicol/vertical-lr/float-paginate.html [ Failure ]
 crbug.com/591099 fast/multicol/vertical-lr/nested-columns.html [ Failure ]
 crbug.com/591099 fast/multicol/vertical-lr/unsplittable-inline-block.html [ Failure ]
 crbug.com/714962 fast/overflow/line-clamp-hides-trailing-anchor.html [ Failure ]
-crbug.com/59109caret-contenteditable-content9 fast/overflow/line-clamp.html [ Failure ]
+crbug.com/591099 fast/overflow/line-clamp.html [ Failure ]
 crbug.com/591099 fast/overflow/overflow-update-transform.html [ Failure ]
 crbug.com/591099 fast/overflow/recompute-overflow-of-layout-root-container.html [ Failure ]
 crbug.com/591099 fast/pagination/modal-dialog.html [ Failure ]