type hostname and you will get your domain
application.properties
spring.datasource.url=jdbc:sqlserver://localhost;databaseName=DWIDDER2DB;domain=DESKTOP-2J92742;integratedSecurity=true;authenticationScheme=NTLM
spring.datasource.username=deepen
spring.datasource.password=abcd
spring.datasource.driverClassName=com.microsoft.sqlserver.jdbc.SQLServerDriver
spring.jpa.hibernate.dialect=org.hibernate.dialect.SQLServer2013Dialect
spring.jpa.show-sql=true
Remember, to put authenticationScheme