Ensure that \n is used as the newline character

Multiline Editor for "Description" inserts whitespace if CR is left in the string

plugins/org.eclipse.fordiac.ide.model/src/org/eclipse/fordiac/ide/model/dataimport/CommonElementImporter.java

@@ -883,6 +883,7 @@ protected static String fullyUnEscapeValue(final String value) {
 		escapedValue = escapedValue.replace("'", "\'"); //$NON-NLS-1$ //$NON-NLS-2$
 		escapedValue = escapedValue.replace("
", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
 		escapedValue = escapedValue.replace("	", "\t"); //$NON-NLS-1$ //$NON-NLS-2$
+		escapedValue = escapedValue.replace("\r\n", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
 		return escapedValue;
 	}