feat: otel javaagent (#285)

* fix: remove .circleci, keep previously set _JAVA_OPTIONS

* fix: add docker support for otel javaagent

* fix: add otel annotation on a few methods

* fix: fix postgres data path in volume mount

* fix: upgrade testDep to match impl dep version

* fix: update build file

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Co-authored-by: Sattvik Chakravarthy <sattvik@supertokens.com>

Author: tamassoltesz