update bootstrap>=4.3.1 and axios>=0.21.1 to fix Cross-Site Scripting and Server-Side Request Forgery

[ksjneisma]

Package bootstrap

Patched in >=3.4.1 <4.0.0 || >=4.3.1
package axios
patched in >=0.21.1

https://npmjs.com/advisories/891

https://npmjs.com/advisories/1594