Updates Webhint install failure notification

[ElormCoch]

Fixes #1145

• Change OK Button for Remind me later
• Add Don't show again Button, as well as a cached setting that is validated before showing the dialog again.
• Changes Disable for Disable extension

Current behavior

New behavior:

[ElormCoch]

@microsoft-github-policy-service agree [company="{your company}"]

@ElormCoch please read the following Contributor License Agreement(CLA). If you agree with the CLA, please reply with the following information.

@microsoft-github-policy-service agree [company="{your company}"]

Options:

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@microsoft-github-policy-service agree

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@microsoft-github-policy-service agree company="Microsoft"

Contributor License Agreement

@microsoft-github-policy-service agree company="Microsoft"

[vidorteg]

Thanks for the fix @ElormCoch, I left some comments

[vidorteg]

LGTM!