Fix cache invalidation of disconnected lockdown client #334

Job	Run time
mobile (ios-arm64)	48s
manylinux (x86)	51s
mobile (android-x86)	31s
native (windows-x86_64, "windows-latest")	1m 20s
manylinux (x86_64)	50s
mobile (android-x86_64)	40s
cross (windows-x86_64-mingw, --host=x86_64-w64-mingw32 --without-prebuilds=sdk:host, g++-mingw-w6...	6m 20s
native (windows-x86, "windows-latest")	1m 56s
manylinux (x86_64-musl)	43s
mobile (android-arm)	37s
cross (windows-x86-mingw, --host=i686-w64-mingw32 --without-prebuilds=sdk:host, g++-mingw-w64-i686)	4m 57s
manylinux (armhf)	46s
native (macos-x86_64, "macos-latest")	45s
manylinux (arm64)	45s
native (macos-arm64, "macos-latest")	37s
mobile (android-arm64)	41s
manylinux (arm64-musl)	46s
native (linux-x86_64, "ubuntu-latest")	16s
cross (linux-mips, --host=mips-linux-gnu, g++-mips-linux-gnu)	32s
manylinux (mips)	48s
cross (linux-mipsel, --host=mipsel-linux-gnu, g++-mipsel-linux-gnu)	42s
native (linux-x86, "ubuntu-latest")	37s
manylinux (mipsel)	47s
native (freebsd-arm64, ["self-hosted", "freebsd", "arm64"])	49s
cross (linux-mips64, --host=mips64-linux-gnuabi64, g++-mips64-linux-gnuabi64)	37s
qnx-armeabi	49s
manylinux (mips64)	41s
cross (linux-mips64el, --host=mips64el-linux-gnuabi64, g++-mips64el-linux-gnuabi64)	39s
manylinux (mips64el)	43s
	31m 53s

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