Align lib-extra resource folder naming. (#1057)

Author: fvgh

lib-extra/src/main/java/com/diffplug/spotless/extra/groovy/GrEclipseFormatterStep.java

@@ -30,7 +30,7 @@ public final class GrEclipseFormatterStep {
 	// prevent direct instantiation
 	private GrEclipseFormatterStep() {}
 
-	private static final String NAME = "groovy eclipse formatter";
+	private static final String NAME = "eclipse groovy formatter";
 	private static final String FORMATTER_CLASS = "com.diffplug.spotless.extra.eclipse.groovy.GrEclipseFormatterStepImpl";
 	private static final String FORMATTER_CLASS_OLD = "com.diffplug.gradle.spotless.groovy.eclipse.GrEclipseFormatterStepImpl";
 	private static final String MAVEN_GROUP_ARTIFACT = "com.diffplug.spotless:spotless-eclipse-groovy";

lib-extra/src/main/java/com/diffplug/spotless/extra/wtp/EclipseWtpFormatterStep.java

@@ -36,7 +36,7 @@ public enum EclipseWtpFormatterStep {
 	XML ("EclipseXmlFormatterStepImpl",  EclipseWtpFormatterStep::applyWithFile);
 	// @formatter:on
 
-	private static final String NAME = "eclipse wtp formatters";
+	private static final String NAME = "eclipse wtp formatter";
 	private static final String FORMATTER_PACKAGE = "com.diffplug.spotless.extra.eclipse.wtp.";
 	private static final Jvm.Support<String> JVM_SUPPORT = Jvm.<String> support(NAME).add(8, "4.18.0").add(11, "4.21.0");
 	private static final String FORMATTER_METHOD = "format";