Bump rbpf version to 0.8.3 (backport of #2515) #8735

Job	Run time
cargo-test-sbf (token/program)	9m 17s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	14m 43s
check	0s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	10m 45s
cargo-test-sbf (token-upgrade/program)	9m 30s
cargo-test-sbf (feature-proposal/program)	9m 8s
test	0s
cargo-test-sbf (governance/addin-mock/program, governance/program)	13m 8s
cargo-test-sbf (memo/program)	8m 41s
cargo-test-sbf (name-service/program)	8m 41s
cargo-test-sbf (stake-pool/program)	13m 19s
cargo-test-sbf (single-pool/program)	10m 26s
	1h 47m 38s

Provide feedback