chore(deps): bump github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex from 1.3.3 to 1.3.4

chore(deps): bump github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex from 1.3.3 to 1.3.4 #3471