Update comments for serialVersionUID

Author: lukellmann

core/jvm/src/LocalDate.kt

@@ -53,9 +53,8 @@ public actual class LocalDate internal constructor(
         public actual fun Format(block: DateTimeFormatBuilder.WithDate.() -> Unit): DateTimeFormat<LocalDate> =
             LocalDateFormat.build(block)
 
-        // even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
-        // stable serialVersionUID means exceptions caused by deserialization of malicious streams will be consistent
-        // (InvalidClassException vs. InvalidObjectException, see MaliciousJvmSerializationTest)
+        // Even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
+        // stable serialVersionUID is useful for testing, see MaliciousJvmSerializationTest.
         private const val serialVersionUID = 7026816023079564263L
     }
 

core/jvm/src/LocalDateTimeJvm.kt

@@ -107,9 +107,8 @@ public actual class LocalDateTime internal constructor(
         public actual fun Format(builder: DateTimeFormatBuilder.WithDateTime.() -> Unit): DateTimeFormat<LocalDateTime> =
             LocalDateTimeFormat.build(builder)
 
-        // even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
-        // stable serialVersionUID means exceptions caused by deserialization of malicious streams will be consistent
-        // (InvalidClassException vs. InvalidObjectException, see MaliciousJvmSerializationTest)
+        // Even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
+        // stable serialVersionUID is useful for testing, see MaliciousJvmSerializationTest.
         private const val serialVersionUID: Long = -4261744960416354711L
     }
 

core/jvm/src/LocalTimeJvm.kt

@@ -86,9 +86,8 @@ public actual class LocalTime internal constructor(
         public actual fun Format(builder: DateTimeFormatBuilder.WithTime.() -> Unit): DateTimeFormat<LocalTime> =
             LocalTimeFormat.build(builder)
 
-        // even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
-        // stable serialVersionUID means exceptions caused by deserialization of malicious streams will be consistent
-        // (InvalidClassException vs. InvalidObjectException, see MaliciousJvmSerializationTest)
+        // Even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
+        // stable serialVersionUID is useful for testing, see MaliciousJvmSerializationTest.
         private const val serialVersionUID: Long = -352249606036216323L
     }
 

core/jvm/src/UtcOffsetJvm.kt

@@ -41,9 +41,8 @@ public actual class UtcOffset(
         public actual fun Format(block: DateTimeFormatBuilder.WithUtcOffset.() -> Unit): DateTimeFormat<UtcOffset> =
             UtcOffsetFormat.build(block)
 
-        // even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
-        // stable serialVersionUID means exceptions caused by deserialization of malicious streams will be consistent
-        // (InvalidClassException vs. InvalidObjectException, see MaliciousJvmSerializationTest)
+        // Even though this class uses writeReplace (so serialVersionUID is not needed for a stable serialized form), a
+        // stable serialVersionUID is useful for testing, see MaliciousJvmSerializationTest.
         private const val serialVersionUID: Long = -6636773355667981618L
     }