Bump terser from 4.4.2 to 4.4.3

Created by: dependabot-preview[bot]

Bumps terser from 4.4.2 to 4.4.3.

Changelog

Sourced from terser's changelog.

v4.4.3

• Number and BigInt parsing has been fixed
• /*#__INLINE__*/ annotation fixed for arrow functions with non-block bodies.
• Functional tests have been added, using this repository.
• A memory leak, where the entire AST lives on after compression, has been plugged.

Commits

• 046a417 4.4.3
• 93fad36 update changelog
• 4bba5eb plug memory leak
• 3597a31 avoid terser-functional-tests cache changing and its reprecussions
• 880f43f don't test node 8
• f40dbb1 make the functional test another job not a separate stage
• b6260c8 fix functional tests in the face of cache
• 5792726 fix functional tests and speed up older tests
• 47cfe3b add functional test job to travis
• 743319f close #531: enable inline annotation for arrow functions with bare exp bodies
• Additional commits viewable in compare view

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