Properly use NoAssert() for SPDX if copyright scans are disabled
Properly use NoAssert() for SPDX if copyright scans are disabled

Use SPDXNone() only if scans are enabled but no findings made. Also, this
change avoids the duplicate reporting of exactly equal copyright strings
per file.

michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,yashdsaraf/scancode-toolkit,yashdsaraf/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yasharmaster/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,yasharmaster/scancode-toolkit