fix(java): preserve manual formatter line breaks

crates/ide-lsp/tests/fixtures/FormatterSample.input.java

@@ -0,0 +1,25 @@
+package demo;
+import java.util.List;
+import java.util.function.Function;
+@Deprecated @SuppressWarnings("unused") public class FormatterSample {
+@Deprecated @SuppressWarnings("unused") private String first="first";
+private String second="second";
+/** A description which remains on a very long single line to check whether formatting introduces wrapping when the right margin is exceeded with ordinary words in a JavaDoc comment. */
+@Deprecated @SuppressWarnings("unused") public String combine(@Deprecated @SuppressWarnings("unused") String firstParameterWithAVeryLongName, String secondParameterWithAVeryLongName, String thirdParameterWithAVeryLongName){if(firstParameterWithAVeryLongName==null){return "none";}else{try{return List.of(firstParameterWithAVeryLongName,secondParameterWithAVeryLongName,thirdParameterWithAVeryLongName).stream().map(value->value.trim()).filter(value->!value.isEmpty()).findFirst().orElse("none");}catch(RuntimeException problem){throw problem;}finally{System.out.println("done");}}}
+public void multiline(String firstParameter,
+String secondParameter,
+String thirdParameter){
+combine(firstParameter,
+secondParameter,
+thirdParameter);
+List.of(firstParameter, secondParameter)
+.stream()
+.map(value->value.trim())
+.forEach(System.out::println);
+}
+public void retained(String firstParameter, // retain declaration break
+String secondParameter){combine(firstParameter, // retain call break
+secondParameter, "third");}
+public void arrays(){int[] values=new int[]{1,2,3};int[] empty=new int[]{};Function<String,String> clean=value->{return value.trim();};Runnable run=()->{System.out.println(values.length);};}
+// A comment which intentionally exceeds the right margin and should remain unwrapped with the built-in profile even when it contains many ordinary words and spaces to split on.
+}