fix: resolving conflicts

Author: amits-2u

playbooks/roles/common_vars/defaults/main.yml

@@ -57,9 +57,6 @@ COMMON_PYPI_MIRROR_URL: 'https://pypi.python.org/simple'
 COMMON_NPM_MIRROR_URL: 'https://registry.npmjs.org'
 COMMON_UBUNTU_APT_KEYSERVER: "http://keyserver.ubuntu.com/pks/lookup?op=get&fingerprint=on&search="
 
-common_digicert_name: "DigiCertSHA2SecureServerCA.crt"
-common_digicert_base_url: "https://cacerts.digicert.com"
-
 COMMON_EDX_PPA: "deb http://ppa.edx.org {{ ansible_distribution_release }} main"
 COMMON_EDX_PPA_KEY_SERVER: "keyserver.ubuntu.com"
 COMMON_EDX_PPA_KEY_ID: "69464050"
@@ -307,4 +304,4 @@ CONFIGURE_JWTS: false
 COMMON_RETIREMENT_SERVICE_SETUP: false
 
 # How to log in as "lms" to xqueue.
-COMMON_XQUEUE_LMS_PASSWORD: password
+COMMON_XQUEUE_LMS_PASSWORD: password