Fix #12498 - Handle ^C in agf

[radare]

No description provided.

[codecov-io]

Codecov Report

Merging #12618 into master will increase coverage by 0.03%.
The diff coverage is 86.66%.

@@            Coverage Diff             @@
##           master   #12618      +/-   ##
==========================================
+ Coverage   37.03%   37.06%   +0.03%     
==========================================
  Files         912      912              
  Lines      292432   292684     +252     
==========================================
+ Hits       108292   108482     +190     
- Misses     184140   184202      +62

Impacted Files	Coverage Δ
libr/core/graph.c	59.05% <86.66%> (+0.07%)	⬆️
libr/bin/format/nxo/nxo.c	4.16% <0%> (-0.56%)	⬇️
libr/core/cmd_anal.c	49.12% <0%> (+0.69%)	⬆️
libr/core/cmd_write.c	50.58% <0%> (+3.43%)	⬆️

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[radare]

Solved in
#12618