[PM-20550] Add JSON validation to Cipher Delete/Update attachment sprocs (#5656)

* Add JSON validation to Cipher Delete/Update attachment sprocs

* Remove [Attachment] assignment from cipher create/update sprocs

* Add additional validation and use JSON_PATH_EXISTS for delete sproc check

* Update migration script date

src/Sql/Vault/dbo/Stored Procedures/Cipher/Cipher_Update.sql

@@ -6,7 +6,7 @@
     @Data NVARCHAR(MAX),
     @Favorites NVARCHAR(MAX),
     @Folders NVARCHAR(MAX),
-    @Attachments NVARCHAR(MAX),
+    @Attachments NVARCHAR(MAX), -- not used
     @CreationDate DATETIME2(7),
     @RevisionDate DATETIME2(7),
     @DeletedDate DATETIME2(7),
@@ -25,7 +25,6 @@ BEGIN
         [Data] = @Data,
         [Favorites] = @Favorites,
         [Folders] = @Folders,
-        [Attachments] = @Attachments,
         [CreationDate] = @CreationDate,
         [RevisionDate] = @RevisionDate,
         [DeletedDate] = @DeletedDate,
@@ -42,4 +41,4 @@ BEGIN
     BEGIN
         EXEC [dbo].[User_BumpAccountRevisionDate] @UserId
     END
-END
+END