fix(core): better error detection for electron-prebuilt-compile

[malept]

• I have read the contribution documentation for this project.
• I agree to follow the code of conduct that this project follows, as appropriate.
• The changes have sufficient test coverage (if applicable).
• The testsuite passes successfully on my local machine (if applicable).

Summarize your changes:

Adds better detection for when electron-prebuilt-compile is used without the corresponding Compile plugin.

[codecov]

Codecov Report

Merging #2268 (a640f14) into master (534ac32) will increase coverage by 0.28%.
The diff coverage is 93.75%.

@@            Coverage Diff             @@
##           master    #2268      +/-   ##
==========================================
+ Coverage   72.66%   72.95%   +0.28%     
==========================================
  Files          74       75       +1     
  Lines        2221     2248      +27     
  Branches      420      425       +5     
==========================================
+ Hits         1614     1640      +26     
  Misses        448      448              
- Partials      159      160       +1     

Impacted Files	Coverage Δ
packages/api/core/src/util/electron-executable.ts	91.66% <91.66%> (ø)
packages/api/core/src/api/start.ts	67.08% <100.00%> (+2.61%)	⬆️
packages/api/core/src/util/electron-version.ts	93.65% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 534ac32...a640f14. Read the comment docs.