Fix breaking change from Foundry v1

Foundry v1 disables optimizer by default. Hence, this commit enables this: https://book.getfoundry.sh/guides/v1.0-migration#solc-optimizer-disabled-by-default

Author: ermyas

foundry.toml

@@ -6,4 +6,7 @@ solc-version = "0.8.19"
 # Reason for why this flag is required can be found here: https://github.com/foundry-rs/foundry/issues/7607
 unchecked_cheatcode_artifacts = true
 # Reasons for why this flag is required can be found here: https://book.getfoundry.sh/cheatcodes/expect-revert#description
-allow_internal_expect_revert = true
+allow_internal_expect_revert = true
+# Required because of a breaking change in Foundry v1, which disabled optimizer by default: https://book.getfoundry.sh/guides/v1.0-migration#solc-optimizer-disabled-by-default
+optimizer = true
+optimizer_runs = 200