internal/rosa/package/python: early bootstrap variant

This avoids pulling in python's insane dependency tree into the bootstrap path.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/llvm_test.go

@@ -8,7 +8,7 @@ import (
 )
 
 func TestLLVMInputs(t *testing.T) {
-	const wantInputCount = 550
+	const wantInputCount = 431
 
 	_, llvm := rosa.Native().Std().MustLoad(rosa.H("llvm"))
 	var n int