Update parser files (ANTLR updated)

Author: msimacek

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3Lexer.java

@@ -28,7 +28,7 @@
 // Checkstyle: stop
 // JaCoCo Exclude
 //@formatter:off
-// Generated from graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3.g4 by ANTLR 4.7.2
+// Generated from graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3.g4 by ANTLR 4.9.2
 package com.oracle.graal.python.parser.antlr;
 import org.antlr.v4.runtime.Lexer;
 import org.antlr.v4.runtime.CharStream;
@@ -41,7 +41,7 @@
 
 @SuppressWarnings("all")
 public class Python3Lexer extends Lexer {
-	static { RuntimeMetaData.checkVersion("4.7.2", RuntimeMetaData.VERSION); }
+	static { RuntimeMetaData.checkVersion("4.9.2", RuntimeMetaData.VERSION); }
 
 	protected static final DFA[] _decisionToDFA;
 	protected static final PredictionContextCache _sharedContextCache =

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3Parser.java

@@ -28,7 +28,7 @@
 // Checkstyle: stop
 // JaCoCo Exclude
 //@formatter:off
-// Generated from graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3.g4 by ANTLR 4.7.2
+// Generated from graalpython/com.oracle.graal.python/src/com/oracle/graal/python/parser/antlr/Python3.g4 by ANTLR 4.9.2
 package com.oracle.graal.python.parser.antlr;
 
 import com.oracle.graal.python.builtins.objects.ellipsis.PEllipsis;
@@ -61,7 +61,7 @@
 
 @SuppressWarnings("all")
 public class Python3Parser extends Parser {
-	static { RuntimeMetaData.checkVersion("4.7.2", RuntimeMetaData.VERSION); }
+	static { RuntimeMetaData.checkVersion("4.9.2", RuntimeMetaData.VERSION); }
 
 	protected static final DFA[] _decisionToDFA;
 	protected static final PredictionContextCache _sharedContextCache =