Revert "Load persist props before starting apexd."

Revert "Demonstrate multi-installed APEXes."

Revert "Adds a new prop context for choosing between multi-insta..."

Revert "Adds multi_install_skip_symbol_files field (default fals..."

Revert submission 1869814-vapex-multi-config

Bug: 206551398
Reason for revert: DroidMonitor-triggered revert due to breakage https://android-build.googleplex.com/builds/tests/view?invocationId=I55600009996329947&testResultId=TR93527797572038984, bug b/206551398
Reverted Changes:
I0cd9d748d:Adds multi_install_skip_symbol_files field (defaul...
I5912a18e3:Demonstrate multi-installed APEXes.
I0e6881e3a:Load persist props before starting apexd.
I932442ade:Adds a new prop context for choosing between multi...
I754ecc3f7:Allow users to choose between multi-installed vend...

Change-Id: I27a4985061b112af7d0e9b95b6d42ccd9b846471