Remove noisy log statement (open-telemetry#9026)

open-telemetry#9018
against the patch release branch

Co-authored-by: Antoine Toulme <antoine@lunar-ocean.com>

.chloggen/remove_noisy_log.yaml

@@ -0,0 +1,25 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: bug_fix
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: exporterhelper
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Remove noisy log
+
+# One or more tracking issues or pull requests related to the change
+issues: [9017]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

exporter/exporterhelper/retry_sender.go

@@ -117,7 +117,6 @@ func (rs *retrySender) send(ctx context.Context, req Request) error {
 			trace.WithAttributes(rs.traceAttribute, attribute.Int64("retry_num", retryNum)))
 
 		err := rs.nextSender.send(ctx, req)
-		rs.logger.Info("Exporting finished.", zap.Error(err))
 		if err == nil {
 			return nil
 		}