Move issue template from probe repo

.github/ISSUE_TEMPLATE/data-quality-issue.md

@@ -0,0 +1,34 @@
+---
+name: Data quality issue
+about: Information about data quality issues
+title: ''
+labels: data quality, triage
+assignees: hellais
+
+---
+
+**Describe the bug**
+
+A clear and concise description of what the data quality issue is.
+
+**To Reproduce**
+
+Steps to reproduce the behavior.
+
+**Expected behavior**
+
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+
+If applicable, add screenshots to help explain your problem.
+
+**System information (if applicable):**
+
+- Device: [e.g., iPhone6]
+ - OS: [e.g., iOS8.1]
+ - OONI Probe version: [e.g., 3.11.0]
+
+**Additional context**
+
+Add any other context about the problem here.