[skip ci] use folded style instead of literal

Author: oesteban

.github/config.yml

@@ -1,16 +1,17 @@
 # Configuration for new-pr-welcome - https://github.com/behaviorbot/new-pr-welcome
 
 # Comment to be posted to on PRs from first time contributors in your repository
-newPRWelcomeComment: |
-  Thanks for opening this pull request! \
-  We have detected this is the first time for you to contribute \
-  to *fMRIPrep*. \
+newPRWelcomeComment: >
+  Thanks for opening this pull request!
+  We have detected this is the first time for you to contribute
+  to *fMRIPrep*.
   Please check out our [contributing guidelines](https://github.com/poldracklab/fmriprep/blob/master/CONTRIBUTING.md).
   
-  We invite you to list yourself as a *fMRIPrep* contributor, so if your name \
-  is not already mentioned, please modify the \
-  [``.zenodo.json``](https://github.com/poldracklab/fmriprep/blob/master/.zenodo.json) \
-  file with your data right above Russ' entry. Example: \
+  We invite you to list yourself as a *fMRIPrep* contributor, so if your name
+  is not already mentioned, please modify the
+  [``.zenodo.json``](https://github.com/poldracklab/fmriprep/blob/master/.zenodo.json)
+  file with your data right above Russ' entry. Example:
+
   ```
   {
      "name": "Contributor, New FMRIPrep",
@@ -24,7 +25,7 @@ newPRWelcomeComment: |
   },
   ```
 
-  Of course, if you want to opt-out this time there is no \
-  problem at all with adding your name later. \
-  You will be always welcome to add it in the future whenever \
+  Of course, if you want to opt-out this time there is no
+  problem at all with adding your name later.
+  You will be always welcome to add it in the future whenever
   you feel it should be listed.