Added CLZ opcodes

Author: atarpara

foundry.toml

@@ -10,7 +10,7 @@ auto_detect_solc = false
 optimizer = true
 optimizer_runs = 1_000
 gas_limit = 100_000_000 # ETH is 30M, but we use a higher value.
-skip = ["*/*7702*", "*/*BlockHashLib*", "*/*Transient*", "*/ext/ithaca/*", "*/ext/zksync/*"]
+skip = ["*/*7702*", "*/*BlockHashLib*", "*/*Transient*", "*/ext/ithaca/*", "*/clz/*" ,"*/ext/zksync/*"]
 fs_permissions = [{ access = "read", path = "./test/data"}]
 remappings = [
   "forge-std=test/utils/forge-std/"