test: move common.isCPPSymbolsNotMapped to tick-processor tests

`common.isCPPSymbolsNotMapped` is used only by the tests in the
`test/tick-processor` folder. Move it local to those to get it
out of `common`.

PR-URL: https://github.com/nodejs/node/pull/22459


Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>