[3827] Update .gitignore and include the bin folder

• Use the same .gitignore file as e.g. in the af3-rcp repository.

Issue-Ref: 3827 Issue-Url: https://af3-developer.fortiss.org/issues/3827

Signed-off-by: Tiziano Munaro munaro@fortiss.org

merged

mentioned in commit 9d931e53