doc: remove random horizontal separators in process.md

PR-URL: #55149
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: LiviaMedeiros <livia@cirno.name>

Author: aduh95

Diff for: doc/api/process.md

@@ -1956,8 +1956,6 @@ added: v4.8.0
 
 A boolean value that is `true` if the current Node.js build includes support for ALPN in TLS.
 
-***
-
 ## `process.features.tls_ocsp`
 
 <!-- YAML
@@ -1968,8 +1966,6 @@ added: v0.11.13
 
 A boolean value that is `true` if the current Node.js build includes support for OCSP in TLS.
 
-***
-
 ## `process.features.tls_sni`
 
 <!-- YAML
@@ -1980,8 +1976,6 @@ added: v0.5.3
 
 A boolean value that is `true` if the current Node.js build includes support for SNI in TLS.
 
-***
-
 ## `process.features.uv`
 
 <!-- YAML