[Wip] - Reorganize examples #19013

Job	Run time
fourmolu	50s
shellcheck	5s
cabal-format	8s
build (9.8.4, ubuntu-latest)	16m 8s
build (9.10.2, ubuntu-latest)	13m 40s
Check if formal-ledger-specifications SRP is valid	15s
build (9.12.2, ubuntu-latest)	15m 46s
build (9.6.7, ubuntu-latest)	16m 52s
gen-hie	7m 41s
Check branch history	12s
Tests completed	2s
${{ matrix.package }}-${{ matrix.ghc }}-${{ matrix.os }}	0s
codegen	-1s
Send a slack notification on \#ledger-internal if the nightly build failed	-1s
	1h 11m 37s

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