Add no explicit boolean comparision rule

[sammy-SC]

Implements #1502

[SwiftLintBot]

	12 Messages
📖	Linting Aerial with this PR took 0.43s vs 0.43s on master (0% slower)
📖	Linting Alamofire with this PR took 3.38s vs 3.26s on master (3% slower)
📖	Linting Firefox with this PR took 14.11s vs 14.14s on master (0% faster)
📖	Linting Kickstarter with this PR took 22.77s vs 19.97s on master (14% slower)
📖	Linting Moya with this PR took 1.62s vs 1.45s on master (11% slower)
📖	Linting Nimble with this PR took 2.58s vs 1.75s on master (47% slower)
📖	Linting Quick with this PR took 0.77s vs 0.56s on master (37% slower)
📖	Linting Realm with this PR took 3.68s vs 2.82s on master (30% slower)
📖	Linting SourceKitten with this PR took 1.21s vs 1.0s on master (20% slower)
📖	Linting Sourcery with this PR took 5.34s vs 4.48s on master (19% slower)
📖	Linting Swift with this PR took 18.11s vs 14.07s on master (28% slower)
📖	Linting WordPress with this PR took 13.03s vs 11.64s on master (11% slower)

Generated by 🚫 Danger

[codecov-io]

Codecov Report

Merging #1853 into master will decrease coverage by 44.16%.
The diff coverage is 94.87%.

@@             Coverage Diff             @@
##           master    #1853       +/-   ##
===========================================
- Coverage   88.89%   44.73%   -44.17%     
===========================================
  Files         236      237        +1     
  Lines       11513    11621      +108     
===========================================
- Hits        10235     5199     -5036     
- Misses       1278     6422     +5144

Impacted Files	Coverage Δ
...e/SwiftLintFramework/Rules/SortedImportsRule.swift	100% <100%> (ø)	⬆️
Tests/SwiftLintFrameworkTests/RulesTests.swift	100% <100%> (ø)	⬆️
...mework/Rules/NoExplicitBooleanComparisonRule.swift	86.04% <86.04%> (ø)
.../SwiftLintFrameworkTests/AttributesRuleTests.swift	0% <0%> (-100%)	⬇️
Tests/SwiftLintFrameworkTests/TodoRuleTests.swift	0% <0%> (-100%)	⬇️
.../SwiftLintFramework/Models/ViolationSeverity.swift	0% <0%> (-100%)	⬇️
...rameworkTests/UnusedOptionalBindingRuleTests.swift	0% <0%> (-100%)	⬇️
...iftLintFrameworkTests/TrailingCommaRuleTests.swift	0% <0%> (-100%)	⬇️
...tLintFramework/Models/RuleList+Documentation.swift	0% <0%> (-100%)	⬇️
...tFramework/Extensions/CharacterSet+LinuxHack.swift	0% <0%> (-100%)	⬇️
... and 126 more

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