Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+<!-- A clear and concise description of what the bug is. -->
+
+**Version**
+<!-- What versions of the following libraries are you using? -->
+- `sop-java`:
+- `pgpainless-core`:
+- `bouncycastle`: 
+
+**To Reproduce**
+<!-- Steps to reproduce the behavior: -->
+```
+Example Code Block
+```
+
+**Expected behavior**
+<!-- A clear and concise description of what you expected to happen. -->
+
+**Additional context**
+<!-- Add any other context about the problem here. -->