[klib] Test signature descriptions in irText tests

KT-59486

compiler/testData/ir/irText/expressions/augmentedAssignmentWithExpression.sig.kt.txt

@@ -5,16 +5,19 @@ class Host {
   // CHECK:
   //   Mangled name: Host#<init>(){}
   //   Public signature: /Host.<init>|-5645683436151566731[0]
+  //   Public signature debug description: <init>(){}
   constructor() /* primary */
 
   // CHECK:
   //   Mangled name: Host#plusAssign(kotlin.Int){}
   //   Public signature: /Host.plusAssign|3258359553712471205[0]
+  //   Public signature debug description: plusAssign(kotlin.Int){}
   operator fun plusAssign(x: Int): Unit
 
   // CHECK:
   //   Mangled name: Host#test1(){}
   //   Public signature: /Host.test1|4297044443957252634[0]
+  //   Public signature debug description: test1(){}
   fun test1(): Unit
 
 }
@@ -22,23 +25,28 @@ class Host {
 // CHECK JVM_IR:
 //   Mangled name: #foo(){}Host
 //   Public signature: /foo|-9155687047523720482[0]
+//   Public signature debug description: foo(){}Host
 // CHECK JS_IR NATIVE:
 //   Mangled name: #foo(){}
 //   Public signature: /foo|-1041209573719867811[0]
+//   Public signature debug description: foo(){}
 fun foo(): Host
 
 // CHECK:
 //   Mangled name: #test2@Host(){}
 //   Public signature: /test2|-8326697418267123126[0]
+//   Public signature debug description: test2@Host(){}
 fun Host.test2(): Unit
 
 // CHECK:
 //   Mangled name: #test3(){}
 //   Public signature: /test3|-3759735065270951803[0]
+//   Public signature debug description: test3(){}
 fun test3(): Unit
 
 // CHECK:
 //   Mangled name: #test4(kotlin.Function0<Host>){}
 //   Public signature: /test4|1361778723589440005[0]
+//   Public signature debug description: test4(kotlin.Function0<Host>){}
 fun test4(a: Function0<Host>): Unit