[FIX] Fixed code

Author: Nikul-OSI

base_external_dbsource_mssql/demo/base_external_dbsource.xml

@@ -6,14 +6,14 @@
             name="conn_string"
         >mssql+pymssql://myUsername:%s@myServerAddress:port/myDataBase</field>
         <field name="password">password</field>
-        <field name="connector">mssql-alchemy</field>
+        <field name="connector">mssql_alchemy</field>
     </record>
     <record model="base.external.dbsource" id="demo_mssql_pyodbc">
         <field name="name">MSSQL PyODBC Demo</field>
         <field
             name="conn_string"
         >DRIVER={ODBC Driver 17 for SQL Server};SERVER=myServerAddress,port;DATABASE=myDataBase;UID=myUsernamea;PWD=%s;</field>
         <field name="password">password</field>
-        <field name="connector">mssql-pyodbc</field>
+        <field name="connector">mssql_pyodbc</field>
     </record>
 </odoo>