chore(repo): delete issue templates. #3135

Job	Run time
contracts-prettier / prettier	32s
license / License checks	13s
build / Build IPC	10m 49s
contracts-deployment-test / build	1m 25s
contracts-sast / Aderyn check	4m 55s
contracts-sast / Solhint check	24s
contracts-sast / Slither check	59s
contracts-storage / Storage layout check	1m 7s
extras / Extras: Axelar token	23s
contracts-test / tests	3m 11s
fevm-contract-tests	0s
unit-tests / run	16m 47s
e2e-tests / run	22m 40s
docker-publish	0s
	1h 3m 25s

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