Unnecessarily qualified inner class access
Reports any references to inner classes that are unnecessarily qualified with the name of the enclosing class.
Such a qualification can be safely removed, which sometimes adds an import for the inner class.
After the quick-fix is applied:
Use the Ignore references for which an import is needed option to ignore references to inner classes, where removing the qualification adds an import.
Ignore references for which an import is needed
IntelliJ IDEA 2023.3, Qodana for JVM 2023.3