Bump handlebars from 4.0.12 to 4.5.3 (btargac#39)

Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.0.12 to 4.5.3.
- [Release notes](https://github.com/wycats/handlebars.js/releases)
- [Changelog](https://github.com/wycats/handlebars.js/blob/master/release-notes.md)
- [Commits](handlebars-lang/handlebars.js@v4.0.12...v4.5.3)

Signed-off-by: dependabot[bot] <support@github.com>

Merge pull request btargac#34 from btargac/codecov-integration

Codecov integration

Merge pull request btargac#27 from btargac/dependency-updates

dependency updates

Merge pull request btargac#23 from btargac/reporting-improvement

report mechanism improvements, 32 bit windows support configuration c…

Merge pull request btargac#21 from btargac/electron-update

electron and electron builder is updated

Merge pull request btargac#19 from btargac/new-release

version 1.0.5 is released

Merge pull request btargac#10 from btargac/ci-version-update

ci version update [ci skip]

Merge pull request btargac#7 from btargac/undefined-imagename-fix

undefined image name error is fixed when a file with extension was no…

Merge pull request btargac#5 from btargac/artifacts

Artifacts

version number updated