Fixed minor typos in CODE_OF_CONDUCT.md and README.md
I use the hashtag for a project at my university
---------
Signed-off-by: MrMars98 <Marcel.Lang98@googlemail.com>
The Gitea Community Code of Conduct.
Authored by lunny. Slightly modified from [Go
CoC](https://go.dev/conduct)
---
CC all TOCs:
@go-gitea/technical-oversight-committee
And we welcome suggestions from everyone.
---------
Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Nick <nick@kousu.ca>
Co-authored-by: Lauris BH <lauris@nix.lv>