[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/classCapturingLocals.kt

@@ -15,4 +15,4 @@ fun A.foo() {
 fun baz() = 23
 
 // LINES(JS):    1 * 5 5 5 6 9 7 7 8 8 * 3 13 4 4 11 11 12 12 15 15 15
-// LINES(JS_IR): 1                       3    4 4 11 11 12 12 15 15 15 5 * 6 7 7 8 8
+// LINES(JS_IR): 1 1                   3 3    4 4 11 11 12 12 15 15 15 15 5 5 * 6 7 7 8 8