docs(many): update Contributing links (ionic-team#29498)

Issue number: N/A

---------

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issue. -->

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## What is the current behavior?
<!-- Please describe the current behavior that you are modifying. -->

The bug report points to an old location of the Contributing doc.

## What is the new behavior?
<!-- Please describe the behavior or changes that are being added by
this PR. -->

- Updated the link to point to the new location under the docs folder.

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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  If this introduces a breaking change:
1. Describe the impact and migration path for existing applications
below.
  2. Update the BREAKING.md file with the breaking change.
3. Add "BREAKING CHANGE: [...]" to the commit description when merging.
See
https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md#footer
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## Other information

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screenshots of how the component looks before and after the change. -->

N/A

Author: thetaPC

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -9,7 +9,7 @@ body:
       label: Prerequisites
       description: Please ensure you have completed all of the following.
       options:
-        - label: I have read the [Contributing Guidelines](https://github.com/ionic-team/ionic-framework/blob/main/.github/CONTRIBUTING.md#creating-an-issue).
+        - label: I have read the [Contributing Guidelines](https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md#creating-an-issue).
           required: true
         - label: I agree to follow the [Code of Conduct](https://ionicframework.com/code-of-conduct).
           required: true

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -9,7 +9,7 @@ body:
       label: Prerequisites
       description: Please ensure you have completed all of the following.
       options:
-        - label: I have read the [Contributing Guidelines](https://github.com/ionic-team/ionic-framework/blob/main/.github/CONTRIBUTING.md#creating-an-issue).
+        - label: I have read the [Contributing Guidelines](https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md#creating-an-issue).
           required: true
         - label: I agree to follow the [Code of Conduct](https://ionicframework.com/code-of-conduct).
           required: true

core/README.md

@@ -96,7 +96,7 @@ const showModal = async () => {
 
 ## How to contribute
 
-[Check out the CONTRIBUTE guide](/.github/CONTRIBUTING.md)
+[Check out the CONTRIBUTE guide](/docs/CONTRIBUTING.md)
 
 ## Related
 

packages/vue-router/README.md

@@ -24,7 +24,7 @@ npm run build
 
 ## Contributing
 
-See our [Contributing Guide](https://github.com/ionic-team/ionic-framework/blob/main/.github/CONTRIBUTING.md).
+See our [Contributing Guide](https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md).
 
 ## Need Help?
 

packages/vue/README.md

@@ -50,7 +50,7 @@ npm run build
 
 ## Contributing
 
-See our [Contributing Guide](https://github.com/ionic-team/ionic-framework/blob/main/.github/CONTRIBUTING.md).
+See our [Contributing Guide](https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md).
 
 ## Need Help?