RSL: convert invalid line separators (IDEA-190959)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformationWithWrongSeparators.after.java

@@ -0,0 +1,6 @@
+class A {
+  {
+    String s = `a
+`;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformationWithWrongSeparators.java

@@ -0,0 +1,5 @@
+class A {
+  {
+    String s = "a<caret>\r";
+  }
+}