Fix fips build for s390x #1276

Job	Run time
apidiff (aws-lc-sys, branch)	54s
apidiff (aws-lc-sys, published)	52s
bindgen-dependency (ubuntu-latest)	40s
bindgen-fips-dependency (ubuntu-latest)	37s
apidiff (aws-lc-fips-sys, branch)	53s
bindgen-dependency (macos-13)	59s
bindgen-fips-dependency (macos-13)	1m 9s
apidiff (aws-lc-fips-sys, published)	53s
bindgen-dependency (macos-14-xlarge)	45s
bindgen-fips-dependency (macos-14-xlarge)	45s
bindgen-dependency (windows-latest)	1m 1s
bindgen-fips-dependency (windows-latest)	55s
apidiff (aws-lc-rs, branch)	53s
apidiff (aws-lc-rs, published)	53s
dependency-review	30s
clippy (aws-lc-rs, --features bindgen,unstable)	1m 40s
clippy (aws-lc-rs, --features bindgen,unstable,fips)	1m 6s
metadata-checks	36s
clippy (aws-lc-rs, --no-default-features --features aws-lc-sys)	1m 2s
Resolve the dependencies to the minimum SemVer version (aws-lc-rs)	56s
Resolve the dependencies to the minimum SemVer version (aws-lc-sys)	1m 3s
rustfmt	42s
Resolve the dependencies to the minimum SemVer version (aws-lc-fips-sys)	1m 4s
semver-checks	51s
udeps	1m 4s
	22m 43s

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