Assign trailing and preceding whitespaces to lambda block until the last comment in parser

compiler/testData/cfg/deadCode/notLocalReturn.instructions

@@ -58,15 +58,15 @@ sink:
 ---------------------
 L3:
   3 <START>
-  4 mark(return nonLocal)
+  4 mark(return nonLocal //unreachable)
     r(nonLocal) -> <v0>
-    ret(*|<v0>) L1           NEXT:[<END>]
+    ret(*|<v0>) L1                         NEXT:[<END>]
 L4:
-  3 <END>                    NEXT:[<SINK>]                   PREV:[]
+  3 <END>                                  NEXT:[<SINK>]                                 PREV:[]
 error:
-    <ERROR>                  PREV:[]
+    <ERROR>                                PREV:[]
 sink:
-    <SINK>                   PREV:[<ERROR>, <END>]
+    <SINK>                                 PREV:[<ERROR>, <END>]
 =====================
 == doSomething ==
 fun doSomething() {}

compiler/testData/cfg/deadCode/notLocalReturn.values

@@ -26,9 +26,9 @@ return "NON_LOCAL_FAILED $localResult"
         return nonLocal  //unreachable
     }
 ---------------------
-nonLocal          <v0>: String   NEW: r(nonLocal) -> <v0>
-return nonLocal   !<v1>: *
-return nonLocal   !<v1>: *       COPY
+nonLocal                        <v0>: String   NEW: r(nonLocal) -> <v0>
+return nonLocal                 !<v1>: *
+return nonLocal //unreachable   !<v1>: *       COPY
 =====================
 == doSomething ==
 fun doSomething() {}