[GitHub] update issue template (#2023)

* Update bug-report.yml

* Update documentation.yml

* Update bug-report.yml

* Update feature_request.yml

* Update proposal.yml

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -20,6 +20,8 @@ body:
       A clear and concise description of what you expected to happen.
       **Screenshots**
       If applicable, add screenshots to help explain your problem.
+      **Optional: Affiliation**
+      Institution/email information helps better analyze and evaluate users to improve the project. Welcome to establish in-depth cooperation.
     placeholder: |
       A clear and concise description of what the bug is.
   validations:

.github/ISSUE_TEMPLATE/documentation.yml

@@ -17,6 +17,7 @@ body:
       **Expectation** What is your expected content about it?
       **Screenshots** If applicable, add screenshots to help explain your problem.
       **Suggestions** Tell us how we could improve the documentation.
+      **Optional: Affiliation** Institution/email information helps better analyze and evaluate users to improve the project. Welcome to establish in-depth cooperation.
     placeholder: |
       A clear and concise description of the issue.
   validations:

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -22,6 +22,8 @@ body:
       If applicable, add screenshots to help explain your problem.
       **Suggest a potential alternative/fix**
       Tell us how we could improve this project.
+      **Optional: Affiliation** 
+      Institution/email information helps better analyze and evaluate users to improve the project. Welcome to establish in-depth cooperation.
     placeholder: |
       A clear and concise description of your idea.
   validations:

.github/ISSUE_TEMPLATE/proposal.yml

@@ -13,6 +13,7 @@ body:
       - Bumping a critical dependency's major version;
       - A significant improvement in user-friendliness;
       - Significant refactor;
+      - Optional: Affiliation/email information helps better analyze and evaluate users to improve the project. Welcome to establish in-depth cooperation.
       - ...
 
       Please note this is not for feature request or bug template; such action could make us identify the issue wrongly and close it without doing anything.