travis: EOL for CentOS 7 #32

Job	Run time
build	6s
job (debian:stable, gcc, i386, tpm2-tss, i386, openssl-3.0.5)	3m 5s
job (debian:stable, ppc64el, powerpc64le-linux-gnu-gcc, ibmtss, cross-compile)	49s
job (debian:stable, arm64, aarch64-linux-gnu-gcc, tpm2-tss, cross-compile)	46s
job (debian:stable, s390x, s390x-linux-gnu-gcc, ibmtss, cross-compile)	43s
job (alpine:latest, gcc, tpm2-tss)	23s
job (opensuse/tumbleweed, clang, ibmtss)	1m 59s
job (opensuse/leap, gcc, tpm2-tss)	1m 26s
job (ubuntu:noble, gcc, ibmtss)	36s
job (ubuntu:jammy, gcc, ibmtss)	42s
job (ubuntu:xenial, clang, tpm2-tss)	49s
job (fedora:latest, clang, ibmtss)	1m 15s
job (fedora:latest, clang, ibmtss, um, ../linux, 1)	3m 24s
job (quay.io/centos/centos:stream9, clang, tpm2-tss)	2m 1s
job (debian:testing, clang, tpm2-tss)	50s
job (debian:stable, clang, ibmtss)	44s
job (alt:sisyphus, gcc, libtpm2-tss-devel)	1m 50s
	21m 28s

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