Fix Resources Invalidation Strategy

[agubler]

Type: bug

The following has been addressed in the PR:

• [ ] There is a related issue
• [x] All code has been formatted with prettier as per the readme code style guidelines
• [x] Unit or Functional tests are included in the PR

Description:

These changes address a few small bugs in the invalidation and caching logic used by resource:

• Use same cache invalidation logic for updating an existing item as used when a "new" item is created
• Fix calling read multiple times after the cache been invalidated
• Decouple the request and the order part of the synthetic id, so we can track the data items associated at a request level

[codesandbox-ci[bot]]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

Latest deployment of this branch, based on commit a79bb3838fd75074f62987053c33f4457afba921:

Sandbox	Source
dojo/dojo-codesandbox-template	Configuration

[codecov[bot]]

Codecov Report

Merging #882 (a79bb38) into master (69a6a61) will increase coverage by 0.06%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #882      +/-   ##
==========================================
+ Coverage   94.45%   94.52%   +0.06%     
==========================================
  Files         127      127              
  Lines        8010     8020      +10     
  Branches     1872     1874       +2     
==========================================
+ Hits         7566     7581      +15     
+ Misses        444      439       -5     

Impacted Files	Coverage Δ
src/core/middleware/resources.ts	95.68% <100.00%> (+1.41%)	:arrow_up:

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update 69a6a61...a79bb38. Read the comment docs.