allow generated files to import libevm without eth... convention

Author: Darioush Jalali

scripts/lint_allowed_eth_imports.sh

@@ -11,7 +11,7 @@ set -o pipefail
 # 4. Print out the difference between the search results and the list of specified allowed package imports from libevm.
 libevm_regexp='"github.com/ava-labs/libevm/.*"'
 allow_named_imports='eth\w\+ "'
-extra_imports=$(grep -r --include='*.go' --exclude=mocks.go "${libevm_regexp}" -h | grep -v "${allow_named_imports}" | grep -o "${libevm_regexp}" | sort -u | comm -23 - ./scripts/eth-allowed-packages.txt)
+extra_imports=$(grep -r --include='*.go' --exclude=mocks.go --exclude='gen_*.go' "${libevm_regexp}" -h | grep -v "${allow_named_imports}" | grep -o "${libevm_regexp}" | sort -u | comm -23 - ./scripts/eth-allowed-packages.txt)
 if [ -n "${extra_imports}" ]; then
     echo "new ethereum imports should be added to ./scripts/eth-allowed-packages.txt to prevent accidental imports:"
     echo "${extra_imports}"