Update gcc version from 11 to 13 in Linux GHA. #280

Job	Run time
build-native-ubuntu-24.04-gcc	3m 46s
build-native-ubuntu-24.04-llvm	3m 27s
build-native-ah-ubuntu_22_04-c7g_2x-50-gcc	2m 9s
build-native-ah-ubuntu_22_04-c7g_2x-50-llvm	2m 3s
test-native-ubuntu-24.04-gcc	8m 18s
test-native-ubuntu-24.04-llvm	8m 43s
build-armhf-gcc	3m 22s
build-armhf-llvm	5m 23s
test-native-ah-ubuntu_22_04-c7g_2x-50-gcc	2m 59s
build-ppc64el-gcc	6m 12s
test-native-ah-ubuntu_22_04-c7g_2x-50-llvm	2m 34s
build-ppc64el-llvm	6m 43s
build-s390x-gcc	5m 6s
build-s390x-llvm	6m 18s
build-riscv64-llvm	7m 10s
test-${{ matrix.arch }}-${{ matrix.compiler }} (qemu_cpu: "${{ matrix.qemu_cpu }}")	0s
	1h 14m 13s

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