fix(ability): negates inverted rules in ruleToAST

[ccatterina]

Hi @stalniy,
I'm really sorry for the situation in Ukraine, I hope this stupid war can end as soon as possible.
Obviously I don't expect that you look at this PR before the end of this situation.

Thank you!

[codecov-commenter]

Codecov Report

Merging #602 (e4fe8d2) into master (9f91ac4) will decrease coverage by 0.21%.
The diff coverage is 92.10%.

@@            Coverage Diff             @@
##           master     #602      +/-   ##
==========================================
- Coverage   93.95%   93.74%   -0.22%     
==========================================
  Files          32       32              
  Lines         711      719       +8     
  Branches      167      175       +8     
==========================================
+ Hits          668      674       +6     
- Misses         12       13       +1     
- Partials       31       32       +1     

Impacted Files	Coverage Δ
...ckages/casl-prisma/src/prisma/PrismaQueryParser.ts	93.84% <75.00%> (-1.07%)	⬇️
packages/casl-mongoose/src/accessible_records.ts	80.00% <88.88%> (-5.19%)	⬇️
packages/casl-ability/src/utils.ts	95.23% <91.30%> (-0.82%)	⬇️
packages/casl-ability/src/RuleIndex.ts	94.87% <95.23%> (+0.42%)	⬆️
packages/casl-ability/src/extra.ts	91.89% <100.00%> (ø)
packages/casl-ability/src/structures/LinkedItem.ts	100.00% <100.00%> (ø)
packages/casl-angular/src/AbilityModule.ts	100.00% <100.00%> (ø)
packages/casl-angular/src/pipes.ts	100.00% <100.00%> (+4.16%)	⬆️
packages/casl-mongoose/src/accessible_fields.ts	95.23% <100.00%> (ø)
packages/casl-mongoose/src/mongo.ts	100.00% <100.00%> (ø)
... and 3 more

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[stalniy]

Nice catch! Thank you!

will be released in about 2 weeks don’t access to my laptop at the moment