chore(instr-perf-tools): update deps to similar versions as other con…

…trib packages

- '@opentelemetry/instrumentation' dep should match others in this repo
- drop /api devDep: the tests don't currently use it
- drop the '@types/{mocha,node}' devDeps because I'm not sure they are needed
- reduce 'mocha' dep to v7 used by all other packages
- bump /api peer dep to 1.3.0, when api-metrics was merged into api