Precompile: Improve handling of packages that are missing modules

[IanButterworth]

The error in #2560 is unhelpful because

1. a more insightful message from stderr is suppressed
2. the error aborts the entire precomp process

This PR fixes both of those

(test) pkg> precompile
    Updating registry at `~/.julia/registries/General`
    Updating git-repo `https://github.com/JuliaRegistries/General.git`
  No Changes to `~/test/Project.toml`
  No Changes to `~/test/Manifest.toml`
Precompiling project...
  ✗ test
  0 dependencies successfully precompiled in 2 seconds

ERROR: The following 1 direct dependency failed to precompile:

test [08419116-8e91-4029-9e54-f56135b4ba74]

ArgumentError: Invalid header in cache file /Users/ian/.julia/compiled/v1.7/test/jl_stYIsR.
WARNING: --output requested, but no modules defined during run

(test) pkg> 

Fixes #2560

[IanButterworth]

In my experience this just makes the interrupt printing more reliably tidy