add dynamicrp and components info (#8201)

# Description

Add texts describing new folders - dynamicrp and components.

## Type of change


- This pull request is a minor refactor, code cleanup, test improvement,
or other maintenance task and doesn't change the functionality of Radius
(issue link optional).


## Contributor checklist
Please verify that the PR meets the following requirements, where
applicable:

- [ ] An overview of proposed schema changes is included in a linked
GitHub issue.
- [ ] A design document PR is created in the [design-notes
repository](https://github.com/radius-project/design-notes/), if new
APIs are being introduced.
- [ ] If applicable, design document has been reviewed and approved by
Radius maintainers/approvers.
- [ ] A PR for the [samples
repository](https://github.com/radius-project/samples) is created, if
existing samples are affected by the changes in this PR.
- [ ] A PR for the [documentation
repository](https://github.com/radius-project/docs) is created, if the
changes in this PR affect the documentation or any user facing updates
are made.
- [ ] A PR for the [recipes
repository](https://github.com/radius-project/recipes) is created, if
existing recipes are affected by the changes in this PR.

---------

Signed-off-by: Karishma Chawla <[email protected]>
Co-authored-by: Karishma Chawla <[email protected]>

docs/contributing/contributing-code/contributing-code-organization/README.md

@@ -28,10 +28,12 @@ In general you should ask for guidance before creating a new top-level folder in
 | `aws/`                 | Utility code and library integrations for working with AWS                              |
 | `azure/`               | Utility code and library integrations for working with Azure                            |
 | `cli/`                 | Implementation code for the `rad` CLI                                                   |
+| `components/`         | Components and its folders hold the implementations of shared components used by the Radius control-plane services                                                       |
 | `controllers/`         | Kubernetes controllers for Radius                                                       |
 | `corerp/`              | Resource Provider implementation for `Applications.Core` resources                      |
 | `daprrp/`              | Resource Provider implementation for `Applications.Dapr` resources                      |
 | `datastoresrp/`        | Resource Provider implementation for `Applications.Datastores` resources                |
+| `dynamicrp/`        | Implementation of the dynamic resource provider. The dynamicrp is responsible for managing the lifecycle of resources that are defined without their own resource provider implementation.             |
 | `kubernetes/`          | Utility code and library integrations for working with Kubernetes                       |
 | `kubeutil/`            | Utility code and working with Kubernetes on client side                                 |
 | `portableresources/`   | Shared Resource Provider implementation for portable resources                          |