Fix io.va being set to true after aaft

[GustavoLCR]

Your checklist for this pull request

• I've read the guidelines for contributing to this repository
• I made sure to follow the project's coding style
• I've added tests that prove my fix is effective or that my feature works (if possible)
• I've updated the documentation and the rizin book with the relevant information (if needed)

Test plan

Tests pass

[codecov-io]

Codecov Report

Merging #459 (9e933da) into dev (a191b2a) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##              dev     #459   +/-   ##
=======================================
  Coverage   41.72%   41.72%           
=======================================
  Files         966      966           
  Lines      323201   323202    +1     
=======================================
+ Hits       134858   134859    +1     
  Misses     188343   188343           

Impacted Files	Coverage Δ
librz/core/cmd_analysis.c	55.00% <100.00%> (+0.01%)	⬆️
librz/util/intervaltree.c	94.47% <0.00%> (-0.04%)	⬇️

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