azure storage support overwrite blob resource (Azure#13859)

Co-authored-by: unknown <[email protected]>

Author: zhoufenqin

sdk/spring/azure-spring-cloud-storage/src/main/java/com/microsoft/azure/spring/cloud/storage/BlobStorageResource.java

@@ -61,7 +61,7 @@ public OutputStream getOutputStream() throws IOException {
                     throw new FileNotFoundException("The blob was not found: " + this.location);
                 }
             }
-            return this.blockBlobClient.getBlobOutputStream();
+            return this.blockBlobClient.getBlobOutputStream(true);
         } catch (BlobStorageException e) {
             LOG.error(MSG_FAIL_OPEN_OUTPUT, e);
             throw new IOException(MSG_FAIL_OPEN_OUTPUT, e);

sdk/spring/azure-spring-cloud-storage/src/test/java/com/microsoft/azure/spring/cloud/storage/AzureBlobStorageTests.java

@@ -162,7 +162,7 @@ public static BlobServiceClientBuilder mockBlobServiceClientBuilder() {
             when(nonExistingBlockBlob.getBlobName()).thenReturn(NON_EXISTING);
 
             when(blockBlob.openInputStream()).thenReturn(mock(BlobInputStream.class));
-            when(blockBlob.getBlobOutputStream()).thenReturn(mock(BlobOutputStream.class));
+            when(blockBlob.getBlobOutputStream(true)).thenReturn(mock(BlobOutputStream.class));
 
             when(blockBlob.getProperties()).thenReturn(blobProperties);
             when(blobProperties.getBlobSize()).thenReturn(CONTENT_LENGTH);