Update issue templates

Author: igorborgest

.github/ISSUE_TEMPLATE/bug_report.md

@@ -12,3 +12,5 @@ A clear and concise description of what the bug is.
 
 **To Reproduce**
 Steps to reproduce the behavior. Also add details about Python and Wrangler's version and how the library was installed.
+
+*P.S. Don't attach file. Please, prefer add code snippets directly in the message body.*

.github/ISSUE_TEMPLATE/enhancement-request.md

@@ -12,3 +12,5 @@ A clear and concise description of what the problem is. Ex. I'm always frustrate
 
 **Describe the solution you'd like**
 A clear and concise description of what you want to happen.
+
+*P.S. Don't attach file. Please, prefer add code snippets directly in the message body.*

.github/ISSUE_TEMPLATE/feature_request.md

@@ -12,3 +12,5 @@ A clear and concise description of what the problem is. Ex. I'm always frustrate
 
 **Describe the solution you'd like**
 A clear and concise description of what you want to happen.
+
+*P.S. Don't attach file. Please, prefer add code snippets directly in the message body.*

.github/ISSUE_TEMPLATE/question.md

@@ -7,4 +7,4 @@ assignees: ''
 
 ---
 
-
+*P.S. Don't attach file. Please, prefer add code snippets directly in the message body.*