Bug report related changes

- adjust bug template to mention CUPS version, an application instead of
  browser, precise OS name and version and mention REPORTING_ISSUES
  document
- fix a typo in REPORTING_ISSUES document
- mention REPORTING_ISSUES document README

Author: zdohnal

.github/ISSUE_TEMPLATE/bug_report.md

@@ -24,9 +24,9 @@ A clear and concise description of what you expected to happen.
 If applicable, add screenshots to help explain your problem.
 
 **System Information:**
- - OS: [e.g. iOS]
- - Browser [e.g. chrome, safari]
- - Version [e.g. 22]
+ - OS and its version: [e.g. Ubuntu 22.04, Fedora 37, MacOS 13.0 Ventura...]
+ - Application [e.g. chrome, safari, evince...]
+ - CUPS version [e.g. 2.4.2]
 
 **Additional context**
-Add any other context about the problem here.
+Follow the instructions from the [REPORTING-ISSUES](https://github.com/OpenPrinting/cups/blob/master/REPORTING_ISSUES.md) document and provide all information regarding the issue.

README.md

@@ -49,6 +49,7 @@ the CUPS sources:
 - `LICENSE`: The CUPS license agreement (Apache 2.0).
 - `NOTICE`: Copyright notices and exceptions to the CUPS license agreement.
 - `README.md`: This file.
+- `REPORTING_ISSUES.md`: Instructions what information to provide when reporting an issue.
 
 Once you have installed the software you can access the documentation (and a
 bunch of other stuff) online at <http://localhost:631/> and using the `man`

REPORTING_ISSUES.md

@@ -16,7 +16,7 @@ or
 
 * your printer is seen by `lpstat -a`, its PPD file at `/etc/cups/ppd` has `IPP Everywhere` or `driverless` in its `Nickname` entry and its connection is `ipp` or `ipps` when you check the connection uri (f.e. by `lpstat -v <printer_name>`)
 
-If any of them apply, your device work in driverless mode.
+If any of them apply, your device works in driverless mode.
 
 For USB printers:
 * your printer is listed if you enter: