Log when analysers fail to match any outcome conditions

[banjoh]

Description, Motivation and Context

Log whenever no outcome is matched when evaluating analysers

Fixes: #1596

Checklist

• New and existing tests pass locally with introduced changes.
• Tests for the changes have been added (for bug fixes / features)
• The commit message(s) are informative and highlight any breaking changes
• Any documentation required has been added/updated. For changes to https://troubleshoot.sh/ create a PR here

Does this PR introduce a breaking change?

• Yes
• No

[nvanthao]

LGTM

sudo preflight -v=2 sb.yaml
I0820 07:37:33.112108   81346 loader.go:260] Loaded troubleshoot specs successfully
 * [Host OS Info] Running collector...
E0820 07:37:33.129968   81346 analyzer.go:93] no outcome matched for "Host OS Info" host analyzer

============ Collectors summary =============
Succeeded (S), eXcluded (X), Failed (F)
=============================================
Host OS Info (S) : 17ms

============ Redactors summary =============
No redactors executed

============= Analyzers summary =============
Succeeded (S), eXcluded (X), Failed (F)
=============================================
Host OS Info (S) : 0ms

Duration: 21ms
Error: completed with no analysis results