Fix jarstate comments

None of these jars contain anything Eclipse related. They do however
contain the formatter and this might be interesting information.

lib/src/main/java/com/diffplug/spotless/java/GoogleJavaFormatStep.java

@@ -115,7 +115,7 @@ public static boolean defaultReflowLongStrings() {
 	static final class State implements Serializable {
 		private static final long serialVersionUID = 1L;
 
-		/** The jar that contains the eclipse formatter. */
+		/** The jar that contains the formatter. */
 		final JarState jarState;
 		final String stepName;
 		final String version;

lib/src/main/java/com/diffplug/spotless/kotlin/KtLintStep.java

@@ -82,7 +82,7 @@ static final class State implements Serializable {
 		/** Are the files being linted Kotlin script files. */
 		private final boolean isScript;
 		private final String pkg;
-		/** The jar that contains the eclipse formatter. */
+		/** The jar that contains the formatter. */
 		final JarState jarState;
 		private final TreeMap<String, String> userData;
 		private final boolean useParams;

lib/src/main/java/com/diffplug/spotless/kotlin/KtfmtStep.java

@@ -108,7 +108,7 @@ static final class State implements Serializable {
 		 * Option that allows to apply formatting options to perform a 4 spaces block and continuation indent.
 		 */
 		private final Style style;
-		/** The jar that contains the eclipse formatter. */
+		/** The jar that contains the formatter. */
 		final JarState jarState;
 
 		State(String version, Provisioner provisioner, Style style) throws IOException {

lib/src/main/java/com/diffplug/spotless/markdown/FlexmarkStep.java

@@ -54,6 +54,7 @@ public static String defaultVersion() {
 	private static class State implements Serializable {
 		private static final long serialVersionUID = 1L;
 
+		/** The jar that contains the formatter. */
 		final JarState jarState;
 
 		State(JarState jarState) {

lib/src/main/java/com/diffplug/spotless/markdown/FreshMarkStep.java

@@ -65,7 +65,7 @@ public static String defaultVersion() {
 	private static class State implements Serializable {
 		private static final long serialVersionUID = 1L;
 
-		/** The jar that contains the eclipse formatter. */
+		/** The jar that contains the formatter. */
 		final JarState jarState;
 		final NavigableMap<String, ?> properties;