fix: attempt to prevent race in profile adding and deleting

[jahzielv]

Follow up on: #21891

Checklist for submitter

If some of the following don't apply, delete the relevant line.

• Input data is properly validated, SELECT * is avoided, SQL injection is prevented (using placeholders for values in statements)
• Added/updated tests
• Manual QA for all new/changed functionality

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 4 lines in your changes missing coverage. Please review.

Project coverage is 65.10%. Comparing base (80f0fd8) to head (8791530).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
server/datastore/mysql/apple_mdm.go	75.00%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #22338   +/-   ##
=======================================
  Coverage   65.10%   65.10%           
=======================================
  Files        1496     1496           
  Lines      117000   117036   +36     
  Branches     3535     3535           
=======================================
+ Hits        76168    76199   +31     
- Misses      33745    33751    +6     
+ Partials     7087     7086    -1     

Flag	Coverage Δ
backend	66.37% <75.00%> (+<0.01%)	⬆️

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