Revert added context on funrun errors (#23734)

This seems to overwrite the existing message, which isn't what we want. Reverting for now.

GitOrigin-RevId: 9b9963f2bfc1c53e9100369f0cda7983b44d3b64

crates/pb/src/error_metadata.rs

@@ -1,5 +1,3 @@
-use std::fmt::Display;
-
 use anyhow::Context;
 use errors::{
     ErrorCode,
@@ -81,9 +79,6 @@ impl TryFrom<ErrorMetadataProto> for ErrorMetadata {
 pub trait ErrorMetadataStatusExt {
     fn from_anyhow(error: anyhow::Error) -> Self;
     fn into_anyhow(self) -> anyhow::Error;
-    fn context<C>(self, context: C) -> Self
-    where
-        C: Display + Send + Sync + 'static;
 }
 
 impl ErrorMetadataStatusExt for tonic::Status {
@@ -117,14 +112,6 @@ impl ErrorMetadataStatusExt for tonic::Status {
         }
         error
     }
-
-    fn context<C>(self, context: C) -> Self
-    where
-        C: Display + Send + Sync + 'static,
-    {
-        let anyhow_err = self.into_anyhow();
-        Self::from_anyhow(anyhow_err.context(context))
-    }
 }
 
 #[cfg(test)]