docs: Be more explicit about promql-experimental-functions

We have not mentioned that experimental PromQL functions might get removed entirely, although that's one of the most important properties of functions declared experimental. Signed-off-by: beorn7 <[email protected]>
AliyunContainerService · Aug 8, 2024 · 2360ce8 · 2360ce8
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diff --git a/docs/feature_flags.md b/docs/feature_flags.md
@@ -200,8 +200,9 @@ won't work when you push OTLP metrics.
 
 `--enable-feature=promql-experimental-functions`
 
-Enables PromQL functions that are considered experimental and whose name or
-semantics could change.
+Enables PromQL functions that are considered experimental. These functions
+might change their name, syntax, or semantics. They might also get removed
+entirely.
 
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