[v10.4.x] Chore: Update grafana-plugin-sdk (#85087)

* Chore: Update grafana-plugin-sdk (#84289)

(cherry picked from commit 265200799d)

* Re-generate openapi

---------

Co-authored-by: Andres Martinez Gotor <andres.martinez@grafana.com>
Co-authored-by: Giuseppe Guerra <giuseppe@guerra.in>

pkg/tsdb/azuremonitor/httpclient.go

@@ -28,7 +28,7 @@ func newHTTPClient(ctx context.Context, route types.AzRoute, model types.Datasou
 	}
 
 	for header, value := range route.Headers {
-		clientOpts.Headers[header] = value
+		clientOpts.Header.Add(header, value)
 	}
 
 	// Use Azure credentials if the route has OAuth scopes configured

pkg/tsdb/azuremonitor/httpclient_test.go

@@ -72,18 +72,18 @@ func TestHttpClient_AzureCredentials(t *testing.T) {
 			},
 		}
 
-		res := map[string]string{
-			"GrafanaHeader": "GrafanaValue",
-			"AzureHeader":   "AzureValue",
+		res := http.Header{
+			"Grafanaheader": {"GrafanaValue"},
+			"Azureheader":   {"AzureValue"},
 		}
 		_, err := newHTTPClient(context.Background(), route, model, settings, azureSettings, provider)
 		require.NoError(t, err)
 
 		assert.NotNil(t, provider.opts)
 
-		if provider.opts.Headers != nil {
-			assert.Len(t, provider.opts.Headers, 2)
-			assert.Equal(t, res, provider.opts.Headers)
+		if provider.opts.Header != nil {
+			assert.Len(t, provider.opts.Header, 2)
+			assert.Equal(t, res, provider.opts.Header)
 		}
 	})
 }

pkg/tsdb/prometheus/client/transport_test.go

@@ -2,6 +2,7 @@ package client
 
 import (
 	"context"
+	"net/http"
 	"testing"
 
 	"github.com/grafana/grafana-azure-sdk-go/azsettings"
@@ -21,7 +22,7 @@ func TestCreateTransportOptions(t *testing.T) {
 		}
 		opts, err := CreateTransportOptions(context.Background(), settings, backend.NewLoggerWith("logger", "test"))
 		require.NoError(t, err)
-		require.Equal(t, map[string]string{"foo": "bar"}, opts.Headers)
+		require.Equal(t, http.Header{"Foo": []string{"bar"}}, opts.Header)
 		require.Equal(t, 2, len(opts.Middlewares))
 	})
 

pkg/tsdb/tempo/grpc.go

@@ -81,9 +81,11 @@ func getDialOpts(settings backend.DataSourceInstanceSettings, opts httpclient.Op
 // to the CustomHeadersMiddleware in the HTTP client provider.
 func CustomHeadersStreamInterceptor(httpOpts httpclient.Options) grpc.StreamClientInterceptor {
 	return func(ctx context.Context, desc *grpc.StreamDesc, cc *grpc.ClientConn, method string, streamer grpc.Streamer, opts ...grpc.CallOption) (grpc.ClientStream, error) {
-		if len(httpOpts.Headers) != 0 {
-			for key, value := range httpOpts.Headers {
-				ctx = metadata.AppendToOutgoingContext(ctx, key, value)
+		if len(httpOpts.Header) != 0 {
+			for key, value := range httpOpts.Header {
+				for _, v := range value {
+					ctx = metadata.AppendToOutgoingContext(ctx, key, v)
+				}
 			}
 		}