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>

test/tick-processor/test-tick-processor-cpp-core.js

@@ -1,10 +1,11 @@
 'use strict';
 const common = require('../common');
+const { isCPPSymbolsNotMapped } = require('./util');
 
 if (!common.enoughTestCpu)
   common.skip('test is CPU-intensive');
 
-if (common.isCPPSymbolsNotMapped) {
+if (isCPPSymbolsNotMapped) {
   common.skip('C++ symbols are not mapped for this os.');
 }