Update to LLVM 19

[igaray]

No description provided.

[github-actions]

Benchmarking factorial

Compiling factorial (factorial.con)
Finished release in 30.7325ms
Running 5000000 iterations
Using input value: 20
Concrete Result = 2432902008176640000 Time taken : 59.34 ms
Rust Result = 2432902008176640000 Time taken : 60.16 ms

Benchmarking fib

Compiling fib (fib.con)
Finished release in 27.691396ms
Running 5000 iterations
Using input value: 20
Concrete Result = 6765 Time taken : 136.16 ms
Rust Result = 6765 Time taken : 95.08 ms

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 5.17241% with 110 lines in your changes missing coverage. Please review.

Project coverage is 54.58%. Comparing base (9575fbe) to head (121b774).

Files with missing lines	Patch %	Lines
crates/concrete_parser/src/error.rs	0.00%	79 Missing ⚠️
crates/concrete_check/src/lib.rs	0.00%	16 Missing ⚠️
crates/concrete_driver/src/lib.rs	0.00%	8 Missing ⚠️
crates/concrete_parser/src/db.rs	0.00%	6 Missing ⚠️
crates/concrete_parser/src/lib.rs	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #144      +/-   ##
==========================================
+ Coverage   54.57%   54.58%   +0.01%     
==========================================
  Files          27       23       -4     
  Lines        5387     5371      -16     
==========================================
- Hits         2940     2932       -8     
+ Misses       2447     2439       -8     

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