helm: hide evil cursor in minibuffer

[taquangtrung]

Brief summary of what the package does

Hi,

This PR enables hiding cursor in minibuffer when a Helm session is active.

I fixed the issue that was previously mentioned in #63, but it wasn't fixed until now.

Can you consider merging?

Thanks!

Checklist

Assume you're working on mpc mode:

• byte-compiles cleanly
• M-x checkdoc is happy. Don't manually write (provide 'evil-collection-mpc), M-x checkdoc can do it automatically for you
• define evil-collection-mpc-setup with defun
• define evil-collection-mpc-mode-maps with defconst
• All functions should start with evil-collection-mpc-

[condy0919]

Eager macro-expansion failure: (wrong-number-of-arguments (2 . 2) 4)
Requiring evil-integration. Set evil-want-integration to t to remove this message.

See https://github.com/emacs-evil/evil-collection/issues/60 for more details.

In toplevel form:
modes/helm/evil-collection-helm.el:69:1:Error: Wrong number of arguments: (2 . 2), 8
make: *** [Makefile:11: compile] Error 1

Emacs 26.3 throws an error.