Wait longer to make sure database is up

Author: aidanharan

.devcontainer/boot.sh

@@ -1,7 +1,7 @@
 sudo chown -R vscode:vscode /usr/local/bundle
 
-# Wait for 5 seconds to make sure SQL Server came up.
-sleep 5
+# Wait for 10 seconds to make sure SQL Server came up.
+sleep 10
 
 # Setup test databases and users.
 /opt/mssql-tools18/bin/sqlcmd -C -S sqlserver -U sa -P "MSSQLadmin!" <<SQL