Fixes #222: Update NBI preview link in CONTRIBUTING.md

CONTRIBUTING.md

@@ -96,7 +96,7 @@ If you open a new issue, please follow our basic guidelines laid out in our [iss
 There are 5 issues templates to choose from.:
 1. :bug: Bug Report ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=bug&projects=&template=bug-report.md&title=%5BBUG%5D)): With this template, create an issue report that can help others repair something that is currently broken.
 2. :black_nib: Documentation Improvement ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=documentation&projects=&template=documentation-request.md&title=%5BDOC%5D)): This issue is to help us improve the documentation in the book or notebook repositories hosted in the [eds-book-gallery](https://github.com/eds-book-gallery) organisation. Alternatively you can just open a pull request with the suggested improvement.
-3. :green_book: Notebook Idea ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=documentation&projects=&template=documentation-request.md&title=%5BDOC%5D)): Use this template for submitting a notebook idea. You can find further info of the scope of notebooks ideas within the [Publishing guidelines](book/publishing/guidelines.md).
+3. :green_book: Notebook Idea ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=notebook&projects=&template=notebook-request.md&title=%5BNBI%5D)): Use this template for submitting a notebook idea. You can find further info of the scope of notebooks ideas within the [Publishing guidelines](book/publishing/guidelines.md).
 4. :mag: PRE-REVIEW ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=prereview&projects=&template=prereview-template.md&title=%5BPRE+REVIEW%5D)): Editors-in-chiefs use this template to open a [PRE-REVIEW issue](book/publishing/guidelines/guidelines-eic.md#pre-review).
 5. :eyes: REVIEW ([preview here](https://github.com/alan-turing-institute/environmental-ds-book/issues/new?assignees=&labels=review&projects=&template=review-template.md&title=%5BREVIEW%5D)): Editors-in-chiefs use this template to open a [REVIEW issue](book/publishing/guidelines/guidelines-eic.md#review).
 
@@ -257,4 +257,4 @@ _These Contributing Guidelines have been adapted from [The Turing Way Contributi
 [markdown]: https://daringfireball.net/projects/markdown
 [rick-roll]: https://www.youtube.com/watch?v=dQw4w9WgXcQ
 [jerry-maguire]: https://media.giphy.com/media/uRb2p09vY8lEs/giphy.gif
-[all-contributors]: https://github.com/kentcdodds/all-contributors#emoji-key
+[all-contributors]: https://github.com/kentcdodds/all-contributors#emoji-key