Prefer StandardCharsets.UTF_8 over custom constant

Author: gaul

modernizer-maven-plugin/src/main/java/org/gaul/modernizer_maven_plugin/Utils.java

@@ -21,7 +21,7 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
-import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -33,7 +33,6 @@
 import org.objectweb.asm.Opcodes;
 
 final class Utils {
-    static final Charset UTF_8 = Charset.forName("UTF-8");
     static final int ASM_API = Opcodes.ASM9;
 
     static <T> T checkNotNull(T reference) {
@@ -77,7 +76,7 @@ static void closeQuietly(Closeable closeable) {
     static Collection<String> readAllLines(InputStream is) throws IOException {
         Collection<String> lines = new ArrayList<String>();
         BufferedReader reader = new BufferedReader(new InputStreamReader(is,
-                UTF_8));
+                StandardCharsets.UTF_8));
         while (true) {
             String line = reader.readLine();
             if (line == null) {