docs(roadmap): link to wiki for roadmap (#3198)

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Author: hairyhum

ROADMAP.md

@@ -1,42 +1 @@
-# Kanister Roadmap
-
-Please join the Kanister community to give feedback on the roadmap
- and open issues with your suggestions.
-
-## Project and [Governance](Governance.md) Work
-
-1. Lifecycle for contributors: Roles, Privs, and lifecycle
-   1. project admin?
-   2. maintainer (core)
-   3. reviewer+approval: PR + branch protections?
-   4. contributor
-2. Blueprints Maintenance and Support Policy
-   1. project test matrix: Kopia vs Restic vs Stow, downstream adopters vs Kanister standalone
-   2. community maintained examples: move to a new public repo
-
-## Development Work
-
-### Prioritized (Doing):
-1. Fork block storage functions, deprecate unused Kanister code
-1. Kopia.io Repository Controller with a CR to control the lifecycle of a Kopia Repository Server
-1. Replace [github.com/pkg/errors](http://github.com/pkg/errors) package with a supported fork = https://github.com/kanisterio/kanister/issues/1838
-1. Release notes
-1. [Adopt OpenSSF Best Practices Badge](https://github.com/kanisterio/kanister/issues/2783)
-
-### Backlog: (Ideas and maintenance, unprioritized)
-
-#### Discussion and Issues to be created/qualified:
-1. Track and log events triggered by Blueprint Actions: @PrasadG193 to create
-1. Vault integration for Repository Server secrets: @mlavi to create
-1. Deprecate Restic, blocked on Kopia work: @e-sumin to create
-1. Replace http://gopkg.in/check.v1 with a better test framework
-1. Plugability of data mover; S3 and more: GH discussion attempt; add to agenda
-1. App mobility: discussion
-
-#### Existing Requests
-1. [ARM support](https://github.com/kanisterio/kanister/issues/2254)
-1. Generate Kanister controller using KubeBuilder - currently based on Rook operator
-  resurrect https://github.com/kanisterio/kanister/issues/193
-1. Merge the Repository controller into the Kanister controller.
-1. Support for creation of blueprints/actionsets in application namespaces https://github.com/kanisterio/kanister/discussions/2922
-1. Support iterating over multiple resources with the same function https://github.com/kanisterio/kanister/discussions/3001
+Roadmap was moved to [the Wiki page](https://github.com/kanisterio/kanister/wiki/Roadmap)