feat: Investment Funds API (#528)

* feat: cvm funds api

* test: add funds api e2e tests

* docs: add funds api docs

* fix: camel case to snake case and adds required fields

* fix: add error for page > 200

* fix: fund pagination error message

* fix: pipeline rerun

* Revert "fix: pipeline rerun"

This reverts commit 0d1029eaeb25750667994d2d87884e919617110f.

* fix: pipeline rerun

---------

Co-authored-by: Lorhan Sohaky <16273730+LorhanSohaky@users.noreply.github.com>