fix for comments

Signed-off-by: Ziqi Zhao <zhaoziqi9146@gmail.com>

instrumentation/google.golang.org/grpc/otelgrpc/stats_handler.go

@@ -29,7 +29,7 @@ import (
 	"go.opentelemetry.io/otel/trace"
 )
 
-type grpcContext struct {
+type gRPCContext struct {
 	messagesReceived int64
 	messagesSent     int64
 }
@@ -66,8 +66,8 @@ func (h *serverHandler) TagRPC(ctx context.Context, info *stats.RPCTagInfo) cont
 		trace.WithAttributes(attrs...),
 	)
 
-	gctx := grpcContext{}
-	return context.WithValue(ctx, grpcContext{}, &gctx)
+	gctx := gRPCContext{}
+	return context.WithValue(ctx, gRPCContext{}, &gctx)
 }
 
 // HandleRPC processes the RPC stats.
@@ -87,7 +87,7 @@ func (h *serverHandler) TagConn(ctx context.Context, info *stats.ConnTagInfo) co
 func (h *serverHandler) HandleConn(ctx context.Context, info stats.ConnStats) {
 }
 
-// NewClientHandler create a stats.Handler for grpc client.
+// NewClientHandler creates a stats.Handler for gRPC client.
 func NewClientHandler(opts ...Option) stats.Handler {
 	h := &clientHandler{
 		config: newConfig(opts),
@@ -118,9 +118,9 @@ func (h *clientHandler) TagRPC(ctx context.Context, info *stats.RPCTagInfo) cont
 		trace.WithAttributes(attrs...),
 	)
 
-	gctx := grpcContext{}
+	gctx := gRPCContext{}
 
-	return inject(context.WithValue(ctx, grpcContext{}, &gctx), h.config.Propagators)
+	return inject(context.WithValue(ctx, gRPCContext{}, &gctx), h.config.Propagators)
 }
 
 // HandleRPC processes the RPC stats.
@@ -143,7 +143,7 @@ func (h *clientHandler) HandleConn(context.Context, stats.ConnStats) {
 
 func handleRPC(ctx context.Context, rs stats.RPCStats) {
 	span := trace.SpanFromContext(ctx)
-	gctx, _ := ctx.Value(grpcContext{}).(*grpcContext)
+	gctx, _ := ctx.Value(gRPCContext{}).(*gRPCContext)
 	var messageId int64
 
 	switch rs := rs.(type) {