update hash method mechanism so it doesn't fail on a fips enabled machine

[darmbrust]

Please Read the CONTRIBUTING Guidelines In particular the portion on Commit Message Formatting

Please check if the PR fulfills these requirements

• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been added / updated (for bug fixes / features)

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

• [ x] Bugfix
• [ ] Feature
• [ ] Code style update (formatting, local variables)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] CI related changes
• [ ] Other... Please describe:

What is the current behavior? (You can also link to an open issue here) https://github.com/babel/babel-loader/issues/910

Does this PR introduce a breaking change?

• [ ] Yes
• [x ] No