Ensure embedded assets are in install scripts

[nullmonk]

Ensure that imix install has access to the embedded assets.
Copy install scripts into imix2 so that imixv2 building does not requires the imix folder

[github-actions]

Summary

Tests 📝	Passed ✅	Failed ❌	Skipped ⏭️	Other ❓	Flaky 🍂	Duration ⏱️
2959    ±0	2959    ±0	0    ±0	0    ±0	0    ±0	0    ±0	1ms    ±0

Previous Results

Build 🏗️	Result 🧪	Tests 📝	Passed ✅	Failed ❌	Skipped ⏭️	Other ❓	Flaky 🍂	Duration ⏱️
#436	✅	2959	2959	0	0	0	0	30.1s

Insights

Average Tests per Run	Total Flaky Tests	Total Failed	Slowest Test (p95)
2959	0	0	6.4s

Slowest Tests

Test 📝	Results 📊	Duration (avg) ⏱️	Duration (p95) ⏱️
eldritch: random::string_impl::tests::test_string_length	3	5.5s	6.4s
eldritch: random::string_impl::tests::test_string_length	3	5.5s	6.4s
eldritch: random::string_impl::tests::test_string_length	3	5.5s	6.4s
eldritch-stdlib-tests: tests::test_all_tomes	3	5.3s	5.7s
eldritch-stdlib-tests: tests::test_all_tomes	3	5.3s	5.7s
eldritch-stdlib-tests: tests::test_all_tomes	3	5.3s	5.7s
eldritch: sys::dll_reflect_impl::tests::test_dll_reflect_starlark	1	5.5s	5.5s
eldritch: sys::dll_reflect_impl::tests::test_dll_reflect_simple	1	5.3s	5.3s
eldritch: sys::dll_inject_impl::tests::test_dll_inject_simple	1	5.3s	5.3s
eldritch-libsys: std::dll_inject_impl::tests::test_dll_inject_simple	1	5.2s	5.2s

_{🎉 No failed tests in this run. | 🍂 No flaky tests in this run.}

Github Test Reporter by CTRF 💚

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