* Created a function to disable the upgrade existing databases radio button if no databases exist.
* Created helper functions for the upgrade database radio button and new database radio button and abstracted the code accordingly.
* Made changes to helper function names and signatures, and added the enableUpgradeRadioButton() helper function.
* Made some changes to the enableUpgradeRadioButton helper function.
* Made changes to helper functions to ensure the radio buttons enable accordingly when a server is changed from the server dropdown.
* Made changes to helper functions and checks.
* Made additional checks to the populateDatabaseDropdown function.
* Added the logic to select the new radio button when upgrade radio button is disabled.
* Adding importConfig onPageEnter() test
* Removing redundancy from dacpac wizard pages
* promisifying file selection so it can be awaited in the test
* removing debug prints
* PR feedback
* Removing database name from server connection and adding required asterisk to database dropdowns
* also remove database name in flat file import wizard
* Moved dacfx wizard into separate extension
* updating to use azdata
* one more azdata change
* bump import extension version
* renaming extension to dacpac
