fix: improve LogFileGroup error message on hardlink failure

[frehov]

Issue #, if available:

Description of changes:
Clarifying that LogManager is falling back to using regular files.

Why is this change necessary:
The logged error message does not make it clear that the log manager is falling back to regular files, only that it is falling

How was this change tested:
It's not

Any additional information or context required to review the change:

Checklist:

• Updated the README if applicable
• Updated or added new unit tests
• Updated or added new integration tests
• Updated or added new end-to-end tests

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[jcosentino11]

Thanks for the pr! Please update the commit and pr title to follow "conventional commit" format

[frehov]

Thanks for the pr! Please update the commit and pr title to follow "conventional commit" format

Updated title and commit to the best of my abilities

[jcosentino11]

@frehov ✖ subject must not be sentence-case, start-case, pascal-case, upper-case [subject-case] think it doesn't like uppercase in Improve

[frehov]

@frehov ✖ subject must not be sentence-case, start-case, pascal-case, upper-case [subject-case] think it doesn't like uppercase in Improve

alright, should be fixed now

[github-actions]

Unit Tests Coverage Report

File	Coverage	Lines	Branches
All files	77%	84%	71%	✅
com.aws.greengrass.logmanager.services.DiskSpaceManagementService	71%	83%	60%	✅
com.aws.greengrass.logmanager.CloudWatchLogsUploader	90%	97%	83%	✅
com.aws.greengrass.logmanager.LogManagerService	67%	81%	54%	✅
com.aws.greengrass.logmanager.LogManagerService$CurrentProcessingFileInformation	79%	89%	68%	✅
com.aws.greengrass.logmanager.PositionTrackingBufferedReader	86%	87%	86%	✅
com.aws.greengrass.logmanager.CloudWatchAttemptLogsProcessor	90%	93%	87%	✅
com.aws.greengrass.logmanager.util.ConfigUtil	85%	85%	85%	✅
com.aws.greengrass.logmanager.util.CloudWatchClientFactory	53%	53%	0%	❌
com.aws.greengrass.logmanager.model.CloudWatchAttemptLogInformation	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.EventType	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.ProcessingFiles	68%	80%	56%	✅
com.aws.greengrass.logmanager.model.ComponentType	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.LogFile	86%	81%	92%	✅
com.aws.greengrass.logmanager.model.LogFileGroup	70%	75%	64%	✅

Minimum allowed coverage is 65%

Generated by 🐒 cobertura-action against 64c3a9e

[github-actions]

Integration Tests Coverage Report

File	Coverage	Lines	Branches
All files	73%	80%	67%	✅
com.aws.greengrass.logmanager.services.DiskSpaceManagementService	73%	77%	70%	✅
com.aws.greengrass.logmanager.CloudWatchLogsUploader	45%	48%	41%	❌
com.aws.greengrass.logmanager.LogManagerService	85%	94%	75%	✅
com.aws.greengrass.logmanager.LogManagerService$CurrentProcessingFileInformation	46%	55%	37%	❌
com.aws.greengrass.logmanager.PositionTrackingBufferedReader	72%	82%	63%	✅
com.aws.greengrass.logmanager.CloudWatchAttemptLogsProcessor	72%	78%	66%	✅
com.aws.greengrass.logmanager.util.ConfigUtil	76%	73%	78%	✅
com.aws.greengrass.logmanager.util.CloudWatchClientFactory	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.CloudWatchAttemptLogInformation	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.EventType	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.ProcessingFiles	88%	95%	81%	✅
com.aws.greengrass.logmanager.model.ComponentType	100%	100%	0%	✅
com.aws.greengrass.logmanager.model.LogFile	59%	65%	53%	✅
com.aws.greengrass.logmanager.model.LogFileGroup	71%	78%	64%	✅

Minimum allowed coverage is 58%

Generated by 🐒 cobertura-action against 64c3a9e