Update SFDX Auth URLs & Encryption.md

Author: gfarb

docs/SFDX Auth URLs & Encryption.md

@@ -9,5 +9,5 @@ To generate age private and public keys, please follow these steps:
 1. Generate the public and private key:
    - `age-keygen -o key.txt`
 1. Copy the public key that is printed in your terminal and replace the old public key with the new public key in the `auth/public-key.txt` file
-1. Replace the value of the `SFDX_AUTH_SECRET_KEY` GitHub Action secret with the contents of the `key.txt` file you created in the first step
-1. Securely remove the `key.txt` file you created in the first step from your machine
+1. Create or replace the value of the `SFDX_AUTH_SECRET_KEY` GitHub Action secret with the contents of the `key.txt` file you created in the first step
+1. Securely remove the `key.txt` file you created in the first step from your machine