[klib] Test signature descriptions in irText tests

KT-59486

compiler/testData/ir/irText/expressions/augmentedAssignment1.sig.kt.txt

@@ -1,26 +1,32 @@
 // CHECK:
 //   Mangled name: {}p
 //   Public signature: /p|6715504260787941082[0]
+//   Public signature debug description: {}p
 var p: Int
   // CHECK JVM_IR:
   //   Mangled name: #<get-p>(){}kotlin.Int
   //   Public signature: /p.<get-p>|5329635969197638839[0]
+  //   Public signature debug description: <get-p>(){}kotlin.Int
   // CHECK JS_IR NATIVE:
   //   Mangled name: #<get-p>(){}
   //   Public signature: /p.<get-p>|-1162552463316289847[0]
+  //   Public signature debug description: <get-p>(){}
   get
   // CHECK:
   //   Mangled name: #<set-p>(kotlin.Int){}
   //   Public signature: /p.<set-p>|-6346582004572228570[0]
+  //   Public signature debug description: <set-p>(kotlin.Int){}
   set
 
 // CHECK:
 //   Mangled name: #testProperty(){}
 //   Public signature: /testProperty|5285658686723604291[0]
+//   Public signature debug description: testProperty(){}
 fun testProperty(): Unit
 
 // CHECK:
 //   Mangled name: #testVariable(){}
 //   Public signature: /testVariable|660968387512033895[0]
+//   Public signature debug description: testVariable(){}
 fun testVariable(): Unit