Merge pull request #5632 from SasinduDilshara/fix_dev_9287

Update Ballerina By Examples to include references to the `binary data` BBE links

examples/http-service-file-upload/http_service_file_upload.md

@@ -13,3 +13,4 @@ Run the service as follows.
 ## Related links
 - [`getByteStream()` - API documentation](https://lib.ballerina.io/ballerina/http/latest#Request#getByteStream)
 - [`http` module - Specification](/spec/http/#41-service-configuration)
+- [Binary data](/learn/by-example/binary-data/)

examples/io-bytes/io_bytes.md

@@ -8,4 +8,7 @@ For more information on the underlying module, see the [`io` module](https://lib
 
 To run this sample, use the `bal run` command.
 
-::: out io_bytes.out :::
+::: out io_bytes.out :::
+
+## Related links
+- [Binary data](/learn/by-example/binary-data/)

examples/security-crypto/security_crypto.md

@@ -10,4 +10,7 @@ For more information on the underlying module, see the [`crypto` module](https:/
 
 Run the program by executing the command below.
 
-::: out security_crypto.out :::
+::: out security_crypto.out :::
+
+## Related links
+- [Binary data](/learn/by-example/binary-data/)

examples/tcp-client/tcp_client.md

@@ -14,3 +14,4 @@ Run the client program by executing the command below.
 ## Related links
 - [`tcp:Client` client object - API documentation](https://lib.ballerina.io/ballerina/tcp/latest#Client)
 - [TCP Client - Specification](/spec/tcp/#4-client)
+- [Binary data](/learn/by-example/binary-data/)