chore: add kvm install and config to vagrantfile

[jmickey]

What this PR does / why we need it:

Vagrant environment was missing the installation for KVM, which is required for Firecracker to work. I added it manually to my environment last week but forgot to add it to the Vagrantfile.

[codecov-commenter]

Codecov Report

Merging #133 (924c130) into main (12b503c) will increase coverage by 0.16%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##             main     #133      +/-   ##
==========================================
+ Coverage   40.09%   40.26%   +0.16%     
==========================================
  Files          32       32              
  Lines        1444     1448       +4     
==========================================
+ Hits          579      583       +4     
  Misses        789      789              
  Partials       76       76              

Impacted Files	Coverage Δ
core/application/commands.go	64.93% <83.33%> (+1.92%)	⬆️

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[richardcase]

LGTM

[jmickey]

@richardcase I had to repush the commit because I don't have commit signing enabled on the VM. It automatically dismissed your review.