Update issue templates

patch failed template

.github/ISSUE_TEMPLATE/bug--patch-failed.md

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+---
+name: 'Bug: Patch Failed'
+about: If kptools fails to patch kernel image
+title: Patch Failed
+labels: ''
+assignees: ''
+
+---
+
+The following two information are what I need to fix the problem
+
+1. Your boot.img or kernel image
+
+Upload to here or file download path
+
+2.  The real symbol informations corresponding to your boot.img or kernel
+It can be obtained through the following two commands under **root**.
+```shell
+echo 1 > /proc/sys/kernel/kptr_restrict
+cat /proc/kallsyms
+```
+
+Upload to here or file download path

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.