chore: clarify negative time elapsed error

[toteki]

Description

Makes it easier to determine which times are responsible for #543 and similar

---

Author Checklist

All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues.

I have...

• included the correct type prefix in the PR title
• added appropriate labels to the PR
• added ! to the type prefix if API or client breaking change
• targeted the correct branch (see PR Targeting)
• provided a link to the relevant issue or specification
• added a changelog entry to CHANGELOG.md
• included comments for documenting Go code
• updated the relevant documentation or specification
• reviewed "Files changed" and left comments if necessary
• confirmed all CI checks have passed

Reviewers Checklist

All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items.

I have...

• confirmed the correct type prefix in the PR title
• confirmed ! in the type prefix if API or client breaking change
• confirmed all author checklist items have been addressed
• reviewed state machine logic
• reviewed API design and naming
• reviewed documentation is accurate
• reviewed tests and test coverage
• manually tested (if applicable)

[codecov-commenter]

Codecov Report

Merging #1012 (33ac25d) into main (bd2244f) will decrease coverage by 0.00%.
The diff coverage is 33.33%.

@@            Coverage Diff             @@
##             main    #1012      +/-   ##
==========================================
- Coverage   43.96%   43.95%   -0.01%     
==========================================
  Files          64       64              
  Lines        8332     8331       -1     
==========================================
- Hits         3663     3662       -1     
  Misses       4414     4414              
  Partials      255      255              

Impacted Files	Coverage Δ
x/leverage/keeper/interest.go	78.47% <33.33%> (-0.15%)	⬇️