Pseudocode: don't write full label name when jump on it

compiler/testData/cfg-variables/basic/UsageInFunctionLiteral.instructions

@@ -15,7 +15,7 @@ L0:
     w(a|<v0>)                                                           INIT: in: {a=D} out: {a=ID}
     v(val f = { (x: Int) -> val y = x + a use(a) })                     INIT: in: {a=ID} out: {a=ID, f=D}
     mark({ (x: Int) -> val y = x + a use(a) })                          INIT: in: {a=ID, f=D} out: {a=ID, f=D}
-    jmp?(L2 [after local declaration])
+    jmp?(L2)
     d({ (x: Int) -> val y = x + a use(a) })                                                                        USE: in: {a=READ} out: {a=READ}
 L2 [after local declaration]:
     r({ (x: Int) -> val y = x + a use(a) }) -> <v1>
@@ -72,4 +72,4 @@ error:
     <ERROR>                                            INIT: in: {} out: {}
 sink:
     <SINK>                                             INIT: in: {a=ID} out: {a=ID}    USE: in: {} out: {}
-=====================
+=====================