File cache hole check only report storage id once

[PVince81]

Description

Fix file cache repair check to only output the storage id once instead
of multiple times.

Related Issue

• Fixes remove duplicated storages while checking the filecache corruption #31165

Motivation and Context

Because having the same value multiple times is not readable.

How Has This Been Tested?

Unit test

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

Open tasks:

• Backport (if applicable set "backport-request" label and remove when the backport was done)

[codecov]

Codecov Report

Merging #33468 into master will increase coverage by 0.04%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master   #33468      +/-   ##
============================================
+ Coverage     64.07%   64.12%   +0.04%     
  Complexity    18315    18315              
============================================
  Files          1192     1192              
  Lines         69167    69169       +2     
  Branches       1277     1277              
============================================
+ Hits          44322    44353      +31     
+ Misses        24473    24444      -29     
  Partials        372      372

Flag	Coverage Δ	Complexity Δ
#javascript	52.91% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	65.42% <100%> (+0.04%)	18315 <0> (ø)	⬇️

Impacted Files	Coverage Δ	Complexity Δ
lib/private/Repair/RepairMismatchFileCachePath.php	96.88% <100%> (+11.39%)	51 <0> (ø)	⬇️

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[sharidas]

LGTM 👍

[PVince81]

stable10: #33539