Fix a crash that occurred when pressing enter on an empty commit, reflog, or stash panel by Ryooooooga · Pull Request #1914 · jesseduffield/lazygit

panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x153db63] goroutine 1 [running]: github.com/jesseduffield/lazy...