VReplication: Remove noisy logs (#15987)

Signed-off-by: Rohit Nayak <rohit@planetscale.com>

go/vt/vterrors/last_error.go

@@ -38,7 +38,6 @@ type LastError struct {
 }
 
 func NewLastError(name string, maxTimeInError time.Duration) *LastError {
- log.Infof("Created last error: %s, with maxTimeInError: %s", name, maxTimeInError)
  return &LastError{
  name: name,
  maxTimeInError: maxTimeInError,
@@ -49,20 +48,17 @@ func (le *LastError) Record(err error) {
  le.mu.Lock()
  defer le.mu.Unlock()
  if err == nil {
- log.Infof("Resetting last error: %s", le.name)
  le.err = nil
  le.firstSeen = time.Time{}
  le.lastSeen = time.Time{}
  return
  }
  if !Equals(err, le.err) {
- log.Infof("Got new last error %+v for %s, was %+v", err, le.name, le.err)
  le.firstSeen = time.Now()
  le.lastSeen = time.Now()
  le.err = err
  } else {
  // same error seen
- log.Infof("Got the same last error for %q: %+v ; first seen at %s and last seen %dms ago", le.name, le.err, le.firstSeen, int(time.Since(le.lastSeen).Milliseconds()))
  if time.Since(le.lastSeen) > le.maxTimeInError {
  // reset firstSeen, since it has been long enough since the last time we saw this error
  log.Infof("Resetting firstSeen for %s, since it is too long since the last one", le.name)