feat(rules): Implement strict_boolean_expressions (#222)

Closes #195

---------

Co-authored-by: Noel Kim <noelkim@prestolabs.io>
Co-authored-by: Cameron Clark <cameron.clark@hey.com>

Author: 3 people

cmd/tsgolint/main.go

@@ -57,6 +57,7 @@ import (
 	"github.com/typescript-eslint/tsgolint/internal/rules/restrict_plus_operands"
 	"github.com/typescript-eslint/tsgolint/internal/rules/restrict_template_expressions"
 	"github.com/typescript-eslint/tsgolint/internal/rules/return_await"
+	"github.com/typescript-eslint/tsgolint/internal/rules/strict_boolean_expressions"
 	"github.com/typescript-eslint/tsgolint/internal/rules/switch_exhaustiveness_check"
 	"github.com/typescript-eslint/tsgolint/internal/rules/unbound_method"
 	"github.com/typescript-eslint/tsgolint/internal/rules/use_unknown_in_catch_callback_variable"
@@ -156,6 +157,7 @@ var allRules = []rule.Rule{
 	restrict_plus_operands.RestrictPlusOperandsRule,
 	restrict_template_expressions.RestrictTemplateExpressionsRule,
 	return_await.ReturnAwaitRule,
+	strict_boolean_expressions.StrictBooleanExpressionsRule,
 	switch_exhaustiveness_check.SwitchExhaustivenessCheckRule,
 	unbound_method.UnboundMethodRule,
 	use_unknown_in_catch_callback_variable.UseUnknownInCatchCallbackVariableRule,