Fix rounding bug

[AndyRae]

Pull Request Contents

🦋 Bug Fix

Description

Fixes a bug in the rounding of distribution queries - and enables rounding to be set to 0, this still is the case, but rounding of 0 was then being applied, which meant dividing by zero.

Screenshots, example outputs/behaviour etc.

✅ Added/updated tests?

• This PR contains relevant tests
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[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
src/hutch_bunny
cli.py	34	34	0%	1–63
daemon.py	46	46	0%	1–86
src/hutch_bunny/core
db_manager.py	72	38	47%	35, 49, 60, 71, 87, 89, 91, 93, 95, 109, 121–126, 129–132, 163–182, 194–199, 208–211, 219
enums.py	8	1	88%	23
execute_query.py	28	28	0%	1–66
obfuscation.py	17	1	94%	65
parser.py	5	5	0%	1–22
results_modifiers.py	13	13	0%	1–45
setting_database.py	27	17	37%	17, 20, 28–63
settings.py	43	2	95%	64, 85
task_api_client.py	32	32	0%	1–92
src/hutch_bunny/core/rquest_dto
activity_job.py	12	12	0%	1–36
base_dto.py	6	2	67%	3, 7
cohort.py	14	4	71%	17, 32–34
file.py	12	1	92%	24
group.py	14	4	71%	19, 34–36
query.py	38	14	63%	32, 51–52, 79, 102–116
result.py	15	1	93%	38
rule.py	50	32	36%	28–31, 41–52, 64–72, 85–101
src/hutch_bunny/core/solvers
availability_solver.py	180	77	57%	148–149, 154, 181, 197–223, 231, 255–275, 291–300, 324–330, 337–409, 419–426, 433–473, 492–508, 522–528
query_solvers.py	150	6	96%	35, 141, 252, 407–409
TOTAL	973	370	62%

Tests	Skipped	Failures	Errors	Time
25	0 💤	0 ❌	0 🔥	1.249s ⏱️