Docs: Added template for bugs. (#75)

* Added template for bug filing.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: '[BUG]'
+labels: 'bug'
+assignees: ''
+
+---
+
+### **Describe the bug**
+A clear and concise description of what the bug is.
+
+### **Environment**
+Please provide the following: 
+- Hub cluster details
+- Member cluster details
+- Work resource details
+  
+### **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.
+
+### **Additional context**
+Add any other context about the problem here.