Fix assert hit when viewing entry history

[droidmonkey]

• Fixes #11371
• Adds test for showing entry history

Testing strategy

Added unit test

Type of change

• ✅ Bug fix (non-breaking change that fixes an issue)

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 63.15789% with 14 lines in your changes missing coverage. Please review.

Project coverage is 63.87%. Comparing base (5d24495) to head (e30c0de). Report is 9 commits behind head on develop.

Files with missing lines	Patch %	Lines
src/gui/entry/EditEntryWidget.cpp	56.67%	13 Missing :warning:
src/gui/EditWidget.cpp	83.33%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #11413 +/- ## =========================================== + Coverage 63.78% 63.87% +0.09% =========================================== Files 362 362 Lines 38072 38104 +32 =========================================== + Hits 24282 24336 +54 + Misses 13790 13768 -22 ```

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