fix(dashboard): fix issue where local items could prevent ui cache from completing

[ReenigneArcher]

Description

The dashboard could fail to cache if a local item with no database id was present in any section.

Screenshot

Issues Fixed or Closed

Type of Change

• 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 not work as expected)
• Dependency update (updates to dependencies)
• Documentation update (changes to documentation)
• Repository update (changes to repository files, e.g. .github/...)

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have added or updated the in code docstring/documentation-blocks for new or existing methods/components

Branch Updates

LizardByte requires that branches be up-to-date before merging. This means that after any PR is merged, this branch
must be updated before it can be merged. You must also
Allow edits from maintainers.

• I want maintainers to keep my branch updated

[codecov]

Codecov Report

Attention: 17 lines in your changes are missing coverage. Please review.

Comparison is base (65d6a60) 70.06% compared to head (89cb29c) 70.14%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #341      +/-   ##
==========================================
+ Coverage   70.06%   70.14%   +0.08%     
==========================================
  Files          12       12              
  Lines         992      988       -4     
==========================================
- Hits          695      693       -2     
+ Misses        297      295       -2     

Flag	Coverage Δ
Linux	70.14% <19.04%> (+31.63%)	⬆️
Windows	70.14% <19.04%> (+0.28%)	⬆️
macOS	69.93% <19.04%> (+0.08%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
Contents/Code/webapp.py	66.87% <19.04%> (+0.40%)	⬆️