Remove SQL notebook preview tags (#22066)

* Remove preview tags appearing in SQL notebook entry points

* Generated loc change

Author: lewis-sanchez

extensions/mssql/package.nls.json

@@ -292,7 +292,7 @@
     "mssql.backupDatabase": "Backup Database...",
     "mssql.restoreDatabase": "Restore Database...",
     "mssql.flatFileImport": "Import Data...",
-    "mssql.notebooks.createNotebook": "New SQL Notebook (Preview)",
+    "mssql.notebooks.createNotebook": "New SQL Notebook",
     "mssql.notebooks.changeDatabase": "Change Notebook Database",
     "mssql.notebooks.changeConnection": "Change Notebook Connection"
 }

localization/xliff/vscode-mssql.xlf

@@ -7666,7 +7666,7 @@
       <source xml:lang="en">New Query</source>
     </trans-unit>
     <trans-unit id="mssql.notebooks.createNotebook">
-      <source xml:lang="en">New SQL Notebook (Preview)</source>
+      <source xml:lang="en">New SQL Notebook</source>
     </trans-unit>
     <trans-unit id="mssql.newTable">
       <source xml:lang="en">New Table</source>