fix: remove default keyring

Author: thomasrockhu-codecov

src/scripts/validate.sh

@@ -1,6 +1,6 @@
 source $BASH_ENV
 echo "${CODECOV_PUBLIC_PGP_KEY}" | \
-  gpg --no-default-keyring --keyring trustedkeys.gpg --import
+  gpg --no-default-keyring --import
 # One-time step
 sha_url="https://uploader.codecov.io"
 sha_url="$sha_url/${codecov_version}/${codecov_os}"