[Bug] "flycheck-popup-tip" messed up "display-line-numbers-mode"

[zhenhua-wang]

While flycheck-popup-tip works perfect with linum-mode, it adds many new line numbers when display-line-numbers-mode is enabled (see below).

Before showing flycheck-popup-tip:

After showing flycheck-popup-tip:

[fmichaut-diff]

Can confirm as well