What seems to be the problem is that you didn't install the AdmZip package. Do it like this:

npm install adm-zip

PS: I think you have an error in the later part of your program. Notice that a single backslash (\) character is a beginning of an escape pattern. You should use the sequence \\ to insert a single backslash:

'C:\\Users\\Nikla\\Documents\\AdventureWorksDW2022.bak'