feat: execute break and continue in while loops

programs/loop_control.hon

@@ -0,0 +1,13 @@
+main proc() int {
+    number := 0
+    total := 0
+
+    while true {
+        number = number + 1
+        if (number == 3) continue
+        if (number > 5) break
+        total = total + number
+    }
+
+    return total
+}