[JS IR] Improve debug info precision for blocks

Namely:
- Generate debug info for closing braces, which allows the breakpoints
  set on closing braces to be hit
- Generate debug info for 'if' and 'try/catch' statements.

KT-46276

js/js.translator/testData/lineNumbers/jsCode.kt

@@ -5,5 +5,5 @@ fun foo() {
     println("after: $x")
 }
 
-// LINES(JS):    1 6 2 2 3 3 4 4 5 5
-// LINES(JS_IR): 1   2 2 3 3 4 4 5 5
+// LINES(JS):      1 6 2 2 3 3 4 4 5 5
+// LINES(JS_IR): 1 1   2 2 3 3 4 4 5 5