Remove whitespace

Author: donoghuc

docs/index.asciidoc

@@ -1330,7 +1330,7 @@ WARNING: As of version `12.0.0` of this plugin, some configuration options have
 The plugin will fail to start if it contains any of these obsolete options.
 
 [cols="<,<",options="header",]
- |=======================================================================
+=======================================================================
 |Setting|Replaced by
 | cacert | <<plugins-{type}s-{plugin}-ssl_certificate_authorities>>
 | keystore | <<plugins-{type}s-{plugin}-ssl_keystore_path>>
@@ -1339,7 +1339,7 @@ The plugin will fail to start if it contains any of these obsolete options.
 | ssl_certificate_verification | <<plugins-{type}s-{plugin}-ssl_verification_mode>>
 | truststore | <<plugins-{type}s-{plugin}-ssl_truststore_path>>
 | truststore_password | <<plugins-{type}s-{plugin}-ssl_truststore_password>>
- |=======================================================================
+|=======================================================================
 
 [id="plugins-{type}s-{plugin}-common-options"]
 include::{include_path}/{type}.asciidoc[]