[LL FIR] AbstractInBlockModificationTest: cover getNonLocalReanalyzableContainingDeclaration

^KT-60518

analysis/low-level-api-fir/testdata/inBlockModification/memberGetterWithBodyWithContract.kt

@@ -2,12 +2,12 @@ import kotlin.contracts.contract
 
 class A {
     var x: Int
-    ge<caret>t() {
+    get() {
         contract {
             req
         }
 
-        fun doSmth(i: String) = 4
+        fun <expr>doSmth</expr>(i: String) = 4
         return doSmth("str")
     }
     set(value) = Unit