doc: Update the link to an example that embeds a file

Since we have the CA Certificate Store feature, https_request no longer needs to
embed any certs.

docs/en/api-guides/build-system-legacy.rst

@@ -591,7 +591,7 @@ The file's contents will be added to the .rodata section in flash, and are avail
 
 The names are generated from the full name of the file, as given in COMPONENT_EMBED_FILES. Characters /, ., etc. are replaced with underscores. The _binary prefix in the symbol name is added by objcopy and is the same for both text and binary files.
 
-For an example of using this technique, see :example:`protocols/https_request` - the certificate file contents are loaded from the text .pem file at compile time.
+For an example of using this technique, see the "main" component of the file_serving example :example_file:`protocols/http_server/file_serving/main/component.mk` - two files are loaded at build time and linked into the firmware.
 
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docs/en/api-guides/build-system.rst

@@ -848,7 +848,7 @@ To embed a file into a project, rather than a component, you can call the functi
 
 Place this line after the ``project()`` line in your project CMakeLists.txt file. Replace ``myproject.elf`` with your project name. The final argument can be ``TEXT`` to embed a null-terminated string, or ``BINARY`` to embed the content as-is.
 
-For an example of using this technique, see :example:`protocols/https_request` - the certificate file contents are loaded from the text .pem file at compile time.
+For an example of using this technique, see the "main" component of the file_serving example :example_file:`protocols/http_server/file_serving/main/CMakeLists.txt` - two files are loaded at build time and linked into the firmware.
 
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