CSUB-882: Add unit tests for burn_all() and burn() extrinsics #5804

Job	Run time
cargo audit	4m 20s
docker-build	27m 8s
Rustfmt	26s
sanity-test-cli	38s
sanity-tests	6s
check	1m 14s
Clippy	5m 14s
unit-test-cli	50s
unit-test-creditcoin	27m 15s
build-creditcoin-node	9m 5s
build-creditcoin-transaction-producer	12m 3s
javascript-lint / creditcoin-js	29s
javascript-typecheck / creditcoin-js	26s
javascript-lint / integration-tests	38s
javascript-typecheck / integration-tests	34s
javascript-lint / scripts/js	34s
javascript-lint / scripts/cc-cli	38s
javascript-typecheck / scripts/js	34s
javascript-typecheck / scripts/cc-cli	37s
benchmark	14m 2s
javascript-format / creditcoin-js	31s
javascript-format / integration-tests	35s
javascript-format / scripts/js	33s
javascript-format / scripts/cc-cli	35s
🐚 Shellcheck	4s
integration-test-loan-cycle	18m 55s
integration-test-cli	43m 21s
tools-creditcoin-transaction-producer	2m 36s
	2h 54m 1s

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