Update program-list.json (#434)

* Update program-list.json

Corrected program information related to Caterpillar Inc.

* lowercase

---------

Co-authored-by: Nikita Stupin <18281368+nikitastupin@users.noreply.github.com>

program-list.json

@@ -3680,18 +3680,18 @@
       "policy_url_status": "alive"
    },
    {
-      "program_name": "Caterpiller",
+      "program_name": "Caterpillar",
       "policy_url": "https://www.cat.com/en_US/support/maintenance/c/report-potential-information-security-vulnerabilities.html",
       "launch_date": "",
       "offers_bounty": "no",
       "offers_swag": false,
       "hall_of_fame": "",
-      "safe_harbor": "none",
-      "public_disclosure": "",
+      "safe_harbor": "full",
+      "public_disclosure": "no",
       "pgp_key": "",
-      "hiring": "",
-      "securitytxt_url": "",
-      "preferred_languages": "",
+      "hiring": "https://www.caterpillar.com/en/careers.html",
+      "securitytxt_url": "https://www.cat.com/security.txt",
+      "preferred_languages": "English",
       "policy_url_status": "alive",
       "contact_email": "ProductSecurity@cat.com"
    },