Ignore some phpcs rules that fail with PHP 7.4

Author: sascha-egerer

phpcs.xml

@@ -19,6 +19,13 @@
 		<exclude name="Squiz.Commenting.FunctionComment.MissingParamTag"/>
 		<exclude name="Squiz.Commenting.FunctionComment.ParamNameNoMatch"/>
 		<exclude name="Squiz.PHP.Heredoc.NotAllowed"/>
+
+		<!-- These exclude configs can be dropped once PHP 7.4 support is dropped -->
+		<exclude name="SlevomatCodingStandard.Commenting.RequireOneLinePropertyDocComment.MultiLinePropertyComment"/>
+		<exclude name="SlevomatCodingStandard.Namespaces.FullyQualifiedClassNameAfterKeyword.NonFullyQualifiedExtends"/>
+		<exclude name="SlevomatCodingStandard.Namespaces.FullyQualifiedClassNameAfterKeyword.NonFullyQualifiedImplements"/>
+		<exclude name="SlevomatCodingStandard.Namespaces.FullyQualifiedClassNameAfterKeyword.NonFullyQualifiedUse"/>
+		<exclude name="SlevomatCodingStandard.TypeHints.DeclareStrictTypes.IncorrectWhitespaceBetweenOpenTagAndDeclare"/>
 	</rule>
 	<rule ref="SlevomatCodingStandard.Namespaces.AlphabeticallySortedUses">
 		<properties>