add bug report template

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,25 @@
+---
+name: Bug report
+about: Create a report to help us improve openpilot
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**How to reproduce or log data**
+Steps to reproduce the behavior, or a explorer/cabana link to the exact drive and timestamp of when the bug occurred.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Device/Version information (please complete the following information):**
+ - Device: [e.g. EON/EON Gold]
+ - Version: [e.g. 0.6.4], or commit hash when on devel
+ - Car make/model [e.g. Toyota Prius 2016]
+
+**Additional context**
+Add any other context about the problem here.