[FIR] Fix TEST SPEC tests

Ensure the test data contents for both the frontends
are identical. This is needed for proper analysis of
K2-differences.

compiler/tests-spec/testData/diagnostics/linked/expressions/try-expression/p-8/neg/1.1.fir.kt

@@ -1,16 +1,31 @@
 // !DIAGNOSTICS: -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_VARIABLE -UNUSED_PARAMETER -FINAL_UPPER_BOUND
 // SKIP_TXT
 
+/*
+ * KOTLIN DIAGNOSTICS SPEC TEST (NEGATIVE)
+ *
+ * SPEC VERSION: 0.1-296
+ * MAIN LINK: expressions, try-expression -> paragraph 8 -> sentence 1
+ * PRIMARY LINKS: expressions, try-expression -> paragraph 9 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: The type of the try-expression is the least upper bound of the types of the last expressions of the try body and the last expressions of all the catch blocks
+ */
+
+// FILE: TestCase1.kt
+// TESTCASE NUMBER: 1
+package testPackCase1
+
 fun throwExceptionA(b: Boolean) = run { if (b) throw ExcA() }
 
+class ExcA() : Exception()
+class ExcB() : Exception()
+
 open class A<T>(var data: T) {
     fun foo(d: A<T>) {}
 }
 
 class B<T>(data: T) : A<T>(data)
 
-// TESTCASE NUMBER: 1
-
 fun case1() {
     val tryVal: B<String> =
     <!TYPE_MISMATCH, TYPE_MISMATCH!>try {
@@ -19,11 +34,24 @@ fun case1() {
     } catch (e: Exception) {
         B("")
     }<!>
-
-
 }
 
+// FILE: TestCase2.kt
 // TESTCASE NUMBER: 2
+package testPackCase2
+
+fun throwExceptionA(b: Boolean) = run { if (b) throw ExcA() }
+
+class ExcA() : Exception()
+class ExcB() : Exception()
+
+open class A<T>(var data: T) {
+    fun foo(d: A<T>) {}
+}
+
+class B<T>(data: T) : A<T>(data)
+
+
 
 fun case2() {
     val tryVal: A<String> =
@@ -35,11 +63,20 @@ fun case2() {
     }<!>
 }
 
-/*
- * TESTCASE NUMBER: 3
- * UNEXPECTED BEHAVIOUR
- * ISSUES: KT-35494
- */
+
+// FILE: TestCase3.kt
+// TESTCASE NUMBER: 3
+// ISSUES: KT-35494
+package testPackCase3
+
+fun throwExceptionA(b: Boolean) = run { if (b) throw ExcA() }
+
+open class A<T>(var data: T) {
+    fun foo(d: A<T>) {}
+}
+
+class B<T>(data: T) : A<T>(data)
+
 fun case3() {
     val tryVal: A<Int> =
     <!TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH, TYPE_MISMATCH!>try {

compiler/tests-spec/testData/diagnostics/linked/expressions/try-expression/p-8/neg/1.1.kt

@@ -26,7 +26,6 @@ open class A<T>(var data: T) {
 
 class B<T>(data: T) : A<T>(data)
 
-
 fun case1() {
     val tryVal: B<String> =
     try <!TYPE_MISMATCH!>{