[FIR] Fix break/continue in try-finally in loop, ^KT-51759

compiler/testData/diagnostics/tests/controlFlowAnalysis/breakContinueInTryFinallyInLoop.kt

@@ -0,0 +1,24 @@
+// FIR_IDENTICAL
+// ISSUE: KT-51759
+
+fun testBreak(b: Boolean, s: String?) {
+    while (b) {
+        val x: String?
+        try {
+            x = s ?: break
+        } finally {
+        }
+        x!!.length
+    }
+}
+
+fun testContinue(b: Boolean, s: String?) {
+    while (b) {
+        val x: String?
+        try {
+            x = s ?: continue
+        } finally {
+        }
+        x!!.length
+    }
+}