[Console] Escape exception message during the rendering of an exception
[Console] fixed the formatter for single-char tags
[Console] added some more information about OutputFormatter::replaceStyle()
[Console] fixed exception rendering when nested styles
merged branch fabpot/console-render-exception (PR #9055)

This PR was merged into the 2.2 branch.

Discussion
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[Console] Fixed exception rendering

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #9045
| License       | MIT
| Doc PR        | n/a

When an exception message contains styles, the output is not the expected one. This PR addresses this issue.

Commits
-------

c8d0342 [Console] fixed exception rendering when nested styles
1f88a28 [Console] added some more information about OutputFormatter::replaceStyle()
a47d663 [Console] fixed the formatter for single-char tags
c6c35b3 [Console] Escape exception message during the rendering of an exception