Investigate issues with missing milestone

[ksy36]

There are some issues with no milestone, possibly due to temporary issue with Github when sending a milestone request:

https://github.com/webcompat/web-bugs/issues/116898 https://github.com/webcompat/web-bugs/issues/116585 https://github.com/webcompat/web-bugs/issues/116579 https://github.com/webcompat/web-bugs/issues/116578 https://github.com/webcompat/web-bugs/issues/116495 https://github.com/webcompat/web-bugs/issues/116368 https://github.com/webcompat/web-bugs/issues/115431 https://github.com/webcompat/web-bugs/issues/115387 https://github.com/webcompat/web-bugs/issues/114148 https://github.com/webcompat/web-bugs/issues/113942 https://github.com/webcompat/web-bugs/issues/113336 https://github.com/webcompat/web-bugs/issues/112712 https://github.com/webcompat/web-bugs/issues/110633 https://github.com/webcompat/web-bugs/issues/98003