update-v8: add abseil-cpp as a V8 dependency

[richardlau]

Add new V8 dependency introduced in V8 9.6.

Refs: nodejs/node-v8#211

cc @targos @nodejs/v8-update

[codecov]

Codecov Report

Merging #565 (99460db) into main (35d281b) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #565   +/-   ##
=======================================
  Coverage   82.57%   82.57%           
=======================================
  Files          35       35           
  Lines        1750     1750           
=======================================
  Hits         1445     1445           
  Misses        305      305           

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[targos]

https://github.com/nodejs/node-v8/runs/3740771276?check_suite_focus=true

[06:04:01] → Cannot read property 'split' of undefined
[06:04:01] Major V8 update [failed]
✖ Cannot read property 'split' of undefined
[06:04:01] → Cannot read property 'split' of undefined

Looks like they're having issues with this dependency and removed it for now: v8/v8@67601ba

[richardlau]

@targos Should we revert this then to fix the canary workflow?

[targos]

Let's wait a couple of days to see if they reland it