Cosmetic filtering crashes on Windows

[antonok-edm]

Test plan

See brave/brave-core#4540

Description

As per this report #5381 (comment) and others, cosmetic filtering crashes the browser when enabled in a tab on Windows.

The crash traceback indicates an issue in adblock-rust-ffi.

[antonok-edm]

This adblock-rust-ffi PR should solve the issue when merged in brave-core.

[LaurenWags]

@antonok-edm could you add a test plan for manual QA? if this doesn't need to be manually QA'd we can remove QA/Yes label and add QA/No. Thanks!

[antonok-edm]

@LaurenWags easy enough, updated the PR!

[LaurenWags]

great, thanks @antonok-edm!

[bsclifton]

Fixed in 1.6 with brave/brave-core#4540
Fixed in 1.5 with brave/brave-core#4589

Updated test plan in brave/brave-core#4540 to be more specific and linked to it in the top post 😄

[GeetaSarvadnya]

Verification passed on

Brave	1.5.106 Chromium: 80.0.3987.122 (Official Build) beta (64-bit)
Revision	cf72c4c4f7db75bc3da689cd76513962d31c7b52-refs/branch-heads/3987@{#943}
OS	Windows 10 OS Version 1803 (Build 17134.1006)

• Verified the test plan from Update adblock-rust-ffi version brave-core#4540
• Verified on clean and upgraded profile