48h article window, add CISA feeds, remove dead feeds

feeds/research_feeds.json

@@ -14,15 +14,12 @@
     "Check Point Research": "https://research.checkpoint.com/feed/",
     "RET2 Systems Blog": "https://blog.ret2.io/feed.xml",
     "secret club": "https://secret.club/feed.xml",
-    "j00ru vx tech": "https://j00ru.vexillium.org/feed/",
     "Connor McGarr": "https://connormcgarr.github.io/feed.xml",
     "phoenhex team": "https://phoenhex.re/feed.xml",
     "Google Project Zero": "https://googleprojectzero.blogspot.com/feeds/posts/default",
     "SpecterOps Blog": "https://specterops.io/blog/",
     "Hack The Box - Red Teaming": "https://www.hackthebox.com/rss/blog/red-teaming",
-    "Code White": "https://code-white.com/rss/",
     "TrustedSec Blog": "https://www.trustedsec.com/feed/",
-    "Outflank Blog": "https://outflank.nl/blog/feed/",
     "Pentest Partners Blog": "https://www.pentestpartners.com/feed/",
     "Black Hills InfoSec Blog": "https://www.blackhillsinfosec.com/blog/feed/",
     "xpnsec Blog": "https://blog.xpnsec.com/rss/"