Update dependency eslint-plugin-regexp to ^0.4.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
eslint-plugin-regexp	^0.3.0 -> ^0.4.0

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Release Notes

ota-meshi/eslint-plugin-regexp

v0.4.0

Compare Source

✨ Enhancements

• #​36 Added regexp/prefer-range rule that aimed to use ranges instead of multiple adjacent characters in character class.
• #​39 Added regexp/no-dupe-disjunctions rule that disallows duplicate disjunctions.
• #​40 Added regexp/prefer-character-class rule that aimed to use character classes instead of the disjunction of single element alternatives.
• #​43 Added regexp/no-useless-non-capturing-group rule that reports unnecessary Non-capturing group
• #​44 Added regexp/no-useless-escape rule that reports unnecessary escape characters in RegExp.
• #​47 Added regexp/negation rule that enforces use of \D, \W, \S and \P on negation.
• #​48 Added regexp/order-in-character-class rule that checks elements of character classes are sorted.
• #​45 Added support for case checking of hex escapes and control escapes to regexp/letter-case rule.

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