clean: multi-column markdown links on single lines

The source html in some documents has links in a multi-column layout. It is depicted in the markdown as multi-line links separated by single spaced.
Example page:

Example markdown:

```
"Send Application logs to SigNoz\n-------------------------------\n\nThere are multiple ways in which you can send application logs to SigNoz\n\n[From log file\\\n\\\nRead logs from log file and push them to SigNoz](/docs/userguide/collect_logs_from_file)\n[Python logs Auto-Intrumentation\\\n\\\nCollect python logs using auto-instrumentation](/docs/userguide/python-logs-auto-instrumentation)\n[Using OpenTelemetry Python SDK\\\n\\\nSend application logs directly using OpenTelemetry Python SDK](/docs/userguide/collecting_application_logs_otel_sdk_python)\n[Using OpenTelemetry Java SDK\\\n\\\nSend application logs directly using OpenTelemetry Java SDK](/docs/userguide/collecting_application_logs_otel_sdk_java)
```

Example with html:
```
link: https://signoz.io/docs/logs-management/send-logs/application-logs/
tag_set: logs-management, send-logs, application-logs
image_urls:
tracking_id: docs-logs-management-send-logs-application-logs
group_tracking_ids: docs-logs-management-send-logs-application-logs

Send Application logs to SigNoz

There are multiple ways in which you can send application logs to SigNoz

From log file\
\
Read logs from log file and push them to SigNoz
Python logs Auto-Intrumentation\
\
Collect python logs using auto-instrumentation
Using OpenTelemetry Python SDK\
\
Send application logs directly using OpenTelemetry Python SDK
Using OpenTelemetry Java SDK\
\
Send application logs directly using OpenTelemetry Java SDK