build: apply suggestions

Co-authored-by: Romain Milon <[email protected]>
Signed-off-by: Merlin Egalite <[email protected]>

Author: MerlinEgalite

foundry.toml

@@ -2,8 +2,8 @@
 src = "src"
 out = "out"
 libs = ["lib"]
-optimizer_runs = 999999 # Etherscan does not support verifying contracts with more optimization runs.
-via-ir = true
+optimizer_runs = 999999 # Etherscan does not support verifying contracts with more optimizer runs.
+via_ir = true
 
 [profile.default.fmt]
 wrap_comments = true