build(deps): bump thiserror from 1.0.63 to 1.0.68 #774

Job	Run time
check	1m 12s
cargo-test-sbf (token/program)	1m 52s
test (token/cli, token/program, token/program-2022, associated-token-account/program, instruction...	3m 27s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	1m 44s
test (single-pool/cli, single-pool/program)	3m 26s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	1m 36s
test (token-upgrade/cli, token-upgrade/program)	3m 26s
cargo-test-sbf (token-upgrade/program)	2m 0s
cargo-test-sbf (feature-proposal/program)	1m 46s
cargo-test-sbf (governance/addin-mock/program, governance/program)	1m 46s
cargo-test-sbf (memo/program)	1m 48s
cargo-test-sbf (name-service/program)	1m 38s
cargo-test-sbf (stake-pool/program)	1m 47s
cargo-test-sbf (single-pool/program)	1m 51s
	29m 19s

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