feat(format): Add format for identifying missing h265 in files

- Check for specific groups, file markers (mkv, mp4), and WEB source
- Negate if h265 already

regex_patterns/h265.yml

@@ -0,0 +1,24 @@
+name: h265
+pattern: (?i)h\s*\.?\s*265
+description: A video compression standard that delivers higher efficiency than H.264,
+  enabling better quality at lower bitrates, ideal for 4K and HDR content.
+tags:
+- Codec
+tests:
+- expected: false
+  id: 1
+  input: Aqua Teen Hunger Force (2000) S00E13 (480p DVD x265 SDR AAC 2.0 English -
+    r00t QxR)
+  lastRun: '2024-12-12T06:03:40.849548'
+  matchSpan: null
+  matchedContent: null
+  matchedGroups: []
+  passes: true
+- expected: false
+  id: 2
+  input: Planet Earth II S01 REPACK UHD BluRay 2160p DD5.1 HDR x265-BHDStudio
+  lastRun: '2024-12-12T06:03:40.849548'
+  matchSpan: null
+  matchedContent: null
+  matchedGroups: []
+  passes: true