Miscellaneous fixes (#23413)

* update e2e mock data to remove deprecated fields

* remove scream audio label

scream was never mapped to anything in frigate's custom labelmap, yell is used everywhere

* document common audio labels

* deprecate ffmpeg 5

* language tweak

* add field message to recommend presets instead of manual hwaccel args

* add guidance to docs on choosing a detect fps

web/src/components/config-form/theme/templates/FieldTemplate.tsx

@@ -386,11 +386,14 @@ export function FieldTemplate(props: FieldTemplateProps) {
   const beforeContent = renderCustom(beforeSpec);
   const afterContent = renderCustom(afterSpec);
 
-  // Read field-level conditional messages from FieldMessagesContext
+  // Read field-level conditional messages from FieldMessagesContext.
+  // For multi-schema fields (anyOf/oneOf), FieldTemplate renders twice for
+  // the same path (wrapper + inner branch); skip the wrapper pass so the
+  // message isn't shown twice, mirroring how labels/descriptions dedupe.
   const fieldPathStr = pathSegments.join(".");
-  const fieldMessageSpecs = allFieldMessages.filter(
-    (m) => m.field === fieldPathStr,
-  );
+  const fieldMessageSpecs = isMultiSchemaWrapper
+    ? []
+    : allFieldMessages.filter((m) => m.field === fieldPathStr);
   const beforeMessages = fieldMessageSpecs.filter(
     (m) => (m.position ?? "before") === "before",
   );