Bump Dependencies

[github-actions[bot]]

> ungit@1.5.17 bumpdependencies
> ncu --upgrade --reject bootstrap

Upgrading /home/runner/work/ungit/ungit/package.json

 @primer/octicons    ~13.0.0  →   ~14.1.0     
 diff2html            ~3.4.3  →    ~3.4.4     
 express-session     ~1.17.1  →   ~1.17.2     
 open                 ~8.0.8  →    ~8.1.0     
 socket.io            ~4.0.2  →    ~4.1.2     
 electron            ~12.0.7  →   ~12.0.9     
 eslint              ~7.26.0  →   ~7.27.0     
 npm-check-updates  ~11.5.10  →  ~11.5.13     

Run npm install to install new versions.