[PM-30920] Server changes to encrypt send access email list (#6867)

* models, entity, and stored procs updated to work with EmailHashes with migrations

* configure data protection for EmailHashes

* update SendAuthenticationQuery to use EmailHashes and perform validation

* respond to Claude's comments and update tests

* fix send.sql alignment

Co-authored-by: mkincaid-bw <mkincaid@bitwarden.com>

---------

Co-authored-by: Alex Dragovich <46065570+itsadrago@users.noreply.github.com>
Co-authored-by: mkincaid-bw <mkincaid@bitwarden.com>

src/Sql/dbo/Tools/Stored Procedures/Send_Create.sql

@@ -18,7 +18,8 @@
 --  FIXME: remove null default value once this argument has been
 --         in 2 server releases
     @Emails NVARCHAR(4000) = NULL,
-    @AuthType TINYINT = NULL
+    @AuthType TINYINT = NULL,
+    @EmailHashes NVARCHAR(4000) = NULL
 AS
 BEGIN
     SET NOCOUNT ON
@@ -42,7 +43,8 @@ BEGIN
         [HideEmail],
         [CipherId],
         [Emails],
-        [AuthType]
+        [AuthType],
+        [EmailHashes]
     )
     VALUES
     (
@@ -63,7 +65,8 @@ BEGIN
         @HideEmail,
         @CipherId,
         @Emails,
-        @AuthType
+        @AuthType,
+        @EmailHashes
     )
 
     IF @UserId IS NOT NULL