Misc. cleanup.

src/main/java/dev/rilling/musicbrainzenricher/enrichment/Enricher.java

@@ -14,7 +14,7 @@ public interface Enricher extends DataTypeAware {
 
 	/**
 	 * Checks if a relation of the data type is supported for enrichment.
-	 * Often enrichers check if e.g. an URL stored in the relation is supported.
+	 * Often enrichers check if e.g., an URL stored in the relation is supported.
 	 *
 	 * @param relation Relation to check.
 	 * @return if the relation is supported.

src/main/java/dev/rilling/musicbrainzenricher/util/CanonicalStringMatcher.java

@@ -46,9 +46,6 @@ public CanonicalStringMatcher(Set<String> canonicalValues,
 			.map(Pattern::quote)
 			.collect(Collectors.joining("|")));
 
-		List<String> list = canonicalValues.stream().map(this::removeIgnoredSubstrings).toList();
-
-
 		// Using a tree map with the collator and the adjusted canonical value as key makes for fast lookups.
 		canonicalMap = new TreeMap<>(collator);
 		for (String canonicalValue : canonicalValues) {

src/main/java/dev/rilling/musicbrainzenricher/util/MergeUtils.java

@@ -17,7 +17,7 @@ private MergeUtils() {
 	 *
 	 * @param sets               Collection of sets to analyze the contents of.
 	 * @param minUsagePercentage Percentage from 0 to 1.
-	 *                           If e.g. 0.9 is used, all values with a count of at least 90%
+	 *                           If e.g., 0.9 is used, all values with a count of at least 90%
 	 *                           of the item of the highest count are included.
 	 * @param <T>                Set item value.
 	 * @return Set containing items of the original sets with a high count.