Hex representations of strings are screwed up by Emojis in wiki

When creating a markdown table with things such as mac addresses where two hexadecimal characters are delimited by semicolons the addresses are corrupted by emojis when certain addresses are entered, e.g 00:ca:00:00:00:00

Added wiki label

closing in favor of #2891 (moved) because it has more discussion

Status changed to closed

Added ~480950 ~159098 ~12980 markdown labels

mentioned in merge request !14785