* cleans up imported modules
* adds uploadContract proc and consolidates rln-relay test files
* deletes test_rln_relay_wrappers
* deletes wrappers tests
* adds waku_rln_relay_utils
* adds the unit test for the membership key generation
* adds the key generation procedure
* adds unit test of key gen proc
* removes extra spaces
* Update tests/v2/test_waku_rln_relay.nim
Co-authored-by: Oskar Thorén <ot@oskarthoren.com>
* deletes the newline
* adds rln to gitignore
Co-authored-by: Oskar Thorén <ot@oskarthoren.com>