Android: add try catch around dialog.dismiss() to prevent crashes

[jgruenberger]

Platforms affected

many different Android platforms out in the field

Motivation and Context

Resolves https://github.com/apache/cordova-plugin-inappbrowser/issues/470 Resolves https://github.com/apache/cordova-plugin-inappbrowser/issues/893 Resolves https://github.com/apache/cordova-plugin-inappbrowser/issues/1007 Resolves https://github.com/apache/cordova-plugin-inappbrowser/issues/384

Description

just adds a try catch block

Testing

We tested the change out in the field in a productive environment on 100+ different Android devices

Checklist

• [x] I've run the tests to see all new and existing tests pass
• [x] I added automated test coverage as appropriate for this change
• [x] Commit is prefixed with (platform) if this change only applies to one platform (e.g. (android))
• [x] If this Pull Request resolves an issue, I linked to the issue in the text above (and used the correct keyword to close issues using keywords)
• [x] I've updated the documentation if necessary

[jgruenberger]

We are getting app crashes from InAppBrowser on Crashlytics. This try catch claused resolved the issue.

Resolves #470 Resolves #893 Resolves #1007 Resolves #384

[platov]

@jgruenberger , will this PR be merged?

[jgruenberger]

Hi @platov,

i created the PR and hope the owner of the repo will merge it....

Best, Juergen