Reformat issue template (#1364)

Author: absci

.github/ISSUE_TEMPLATE/bug-report.md

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+Please check the [FAQ (frequently-asked questions)](https://github.com/Microsoft/msphpsql/wiki/FAQ) first. If you have other questions or something to report, please address the following (skipping questions might delay our responses):
+
+### PHP Driver version or file name
+
+### SQL Server version
+
+### Client operating system
+
+### PHP version
+
+### Microsoft ODBC Driver version
+
+### Table schema
+
+### Problem description
+
+### Expected behavior and actual behavior
+
+### Repro code or steps to reproduce

.github/ISSUE_TEMPLATE/feature_request.md

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+### Is your feature request related to a problem? Please describe.
+A clear and concise description of what the problem is.
+
+### 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 about the feature request here.