downgrade ubuntu #1004

Job	Run time
Package builder app	15s
Unit Tests	7s
Clean up previous branch jobs	7s
compilers (clang-9)	1m 22s
compilers (clang-10)	36s
compilers (clang-11)	36s
release_notes (aws-crt-python)	48s
compilers (gcc-7)	46s
cross_compile (linux-armv6)	10m 44s
release_notes (aws-iot-device-sdk-python-v2)	7s
downstream (aws-c-mqtt)	13m 2s
cross_compile (linux-armv7)	10m 31s
compilers (gcc-8)	43s
compilers (gcc-9)	42s
downstream (aws-c-http)	4m 42s
cross_compile (linux-armv8)	7m 51s
compilers (gcc-10)	1m 7s
Sanity Test (ubuntu-22.04)	2m 25s
compilers (gcc-11)	1m 35s
downstream (aws-crt-python)	8m 9s
downstream (aws-crt-cpp)	7m 31s
Sanity Test (macos-13)	3m 50s
downstream (aws-crt-java)	13m 12s
Sanity Test (macos-14)	1m 40s
downstream (aws-crt-nodejs)	7m 6s
Sanity Test (windows-2022)	3m 1s
aws-c-cal (manylinux1-x86)	2m 34s
aws-c-cal (manylinux1-x64)	2m 27s
aws-c-cal (manylinux2014-x86)	2m 45s
swift (swift-5-ubuntu-x64)	53s
aws-c-cal (manylinux2014-x64)	2m 42s
swift (swift-5-centos-x64)	34s
aws-c-cal (manylinux2014-aarch64)	24m 28s
aws-c-cal (musllinux-1-1-aarch64)	28m 2s
swift (swift-5-al2-x64)	42s
aws-c-cal (musllinux-1-1-x64)	2m 55s
std-compat (gcc-8, c++11)	6m 14s
std-compat (gcc-8, c++14)	10m 56s
std-compat (gcc-8, c++17)	9m 21s
std-compat (gcc-8, c++2a)	7m 49s
std-compat (clang-9, c++11)	8m 7s
std-compat (clang-9, c++14)	10m 25s
std-compat (clang-9, c++17)	9m 11s
std-compat (clang-9, c++2a)	6m 20s
All Sanity Tests passed	3s
	3h 59m 3s

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