Upgrade to css4j 6.1 and checkstyle 10.26.0

Author: carlosame

build.gradle

@@ -37,7 +37,7 @@ java {
 dependencies {
 	api('io.sf.carte:css4j') {
 		version {
-			strictly '[6.0,)'
+			strictly '[6.1,)'
 			prefer "{$css4jVersion}"
 		}
 	}

gradle.properties

@@ -1,5 +1,5 @@
-checkstyleVersion=10.25.0
-css4jVersion=6.0
+checkstyleVersion=10.26.0
+css4jVersion=6.1
 css4jAgentVersion=6.0
 dom4jVersion=2.1.4
 extraJavaModuleInfoVersion=1.12

junit/io/sf/carte/doc/dom4j/XHTMLDocumentTest.java

@@ -296,7 +296,7 @@ public void getElementgetComputedStylePresentationalAttribute() {
 		parent.setAttribute("bgcolor", "#90fz77");
 		styledecl = sheet.getComputedStyle(parent, null);
 		assertEquals(11, styledecl.getLength());
-		assertEquals("rgb(0 0 0 / 0)", styledecl.getPropertyValue("background-color"));
+		assertEquals("#0000", styledecl.getPropertyValue("background-color"));
 		assertTrue(xhtmlDoc.getErrorHandler().hasErrors());
 		assertTrue(xhtmlDoc.getErrorHandler().hasComputedStyleErrors());
 		assertTrue(xhtmlDoc.getErrorHandler().hasComputedStyleErrors(parent));
@@ -339,7 +339,7 @@ public void getOverrideStyle() {
 				"display: table-row; vertical-align: middle; border-top-color: #808080; border-right-color: #808080; border-bottom-color: #808080; border-left-color: #808080; unicode-bidi: embed; margin-top: 16pt; margin-right: 16pt; margin-bottom: 16pt; margin-left: 16pt; color: #f00; ",
 				style.getCssText());
 		assertEquals(
-				"display:table-row;vertical-align:middle;border-color:#808080;unicode-bidi:embed;margin:16pt;color:#f00;",
+				"display:table-row;vertical-align:middle;border-color:grey;unicode-bidi:embed;margin:16pt;color:red;",
 				style.getMinifiedCssText());
 	}