Update change log and spec for wrt-plugins-tizen_0.4.69

Update change log and spec for wrt-plugins-tizen_0.4.69

[model] REDWOOD
[binary_type] PDA
[customer] OPEN

[Messaging] Force close occur while install chatter

[Issue#] N_SE-54842
[Problem] Force close occur while install chatter
[Cause] Force close occur while install chatter
[Solution] remove log for message body contents

[Messaging] removeConversation bug fix

[Issue#] P131004-02914
[Problem] removeConversation throw exception
[Cause] throw exception for emptyConversation remove
[Solution] change logic for emptyConversation remove

[NFC] Modify the crash issue when closing Orange Wallet

[Issue] N/A
[Problem] Crash occurs when closing Orange Wallet
[Cause] When NFCAdapter is finalized, it tries to unset tag/peer listners. Before unsetting tag/peer listners, it checks NFC's status. If NFC's status is off, it sends exception. But ~NFCAdapter doesn'
[Solution] The ~NFCAdapter will catch exceptions.

[Messaging] conversationId bug fix for removed msg

[Issue] N/A
[Problem] conversationId bug fix for removed msg
[Cause] conversationId bug fix for removed msg
[Solution] conversationId bug fix for removed msg

[Power] Fix tct error

[Issue#] PowerManager_setScreenBrightness_successful
[Problem] get wrong value
[Cause] N/A
[Solution] Modify code.

[Messaging] sync to async loadMessageBody for SMS, MMS

[Issue] N/A
[Problem] sync to async loadMessageBody
[Cause] sync to async loadMessageBody
[Solution] sync to async loadMessageBody

[Systeminfo] device capability value bug

[Issue#] N/A
[Problem] When get input keyboard layout value, get wrong value.
[Cause] N/A
[Solution] Modify code.

[team] WebAPI
[request] N/A
[horizontal_expansion] N/A

UnitTC passed.

Change-Id: Ic830988842dae584ecf698c7d5c7beb96028c508