[TASK] Adds GitLab issue templates

.gitlab/issue_templates/Bug.md

+## What was the cause of the issue?
+
+## Steps to reproduce
+
+## Output of error log
+
+## Add some screenshots
\ No newline at end of file

.gitlab/issue_templates/Feature.md

+## What kind of feature do you want?
+
+## What are the benefits?
+
+## Add some use case
\ No newline at end of file

.gitlab/issue_templates/Suggestion.md

+## What do you suggest?
+
+## Why?
+
+## Add an use case
\ No newline at end of file