updated issue template

[ci skip]

.github/ISSUE_TEMPLATE.md

@@ -1,6 +1,10 @@
 <!--
 Thanks for reporting issues of python-telegram-bot!
 To make it easier for us to help you please enter detailed information below.
+
+Please note, we only support the latest version of python-telegram-bot. Please
+make sure to upgrade & recreate the issue on the latest version prior to opening
+an issue.
 -->
 ### Steps to reproduce
 1.
@@ -19,13 +23,9 @@ Tell us what happens instead
 **Operating System:**
 
 
-**Version of Python:**
+**Version of Python, python-telegram-bot & dependencies:**
 
-``$ python -V``
-
-**Version of python-telegram-bot:**
-
-``$ python -c 'import telegram; print(telegram.__version__)'``
+``$ python -m telegram``
 
 ### Logs
 Insert logs here (if necessary)