doc: retitle ssh+sysrepocfg -> Legacy Scripting

We want to discourage people to use sysrepocfg and instead move to use
NETCONF, or even better, RESTCONF.  When something's missing we should
add it to these two official, and standardized, interfaces.

Signed-off-by: Joachim Wiberg <[email protected]>

Author: troglobit

doc/scripting-sysrepocfg.md

@@ -1,12 +1,16 @@
-# Examples using SSH and sysrepocfg
+> [!NOTE]
+> This method is a legacy "simple and human-friendly" way to manage the
+> system.  These days we strongly recommend using [RESTCONF][1] instead.
+
+# Legacy Scripting
 
-[sysrepocfg][4] can be used to interact with the YANG models when logged
-in to infix. Thus, *set config*, *read config*, *read status* and *RPC*
-can be conducted using sysrepocfg for supported YANG models.  It is
-possible to make configuration changes by operating on the *startup*
-database.
+Although not the primary interface for Infix, it is possible to interact
+with the system using raw [sysrepocfg][0] commands.  This way you get to
+interact directly with the YANG models when logged in to Infix.  Thus, a
+*set config*, *read config*, *read status* and an *RPC* can be conducted
+using `sysrepocfg` for any supported YANG model.
 
-See [sysrepocfg][4] for information. Examples below will utilize
+See [sysrepocfg][0] for more information.  Examples below will utilize:
 
 - `sysrepocfg -I FILE -fjson -d DATABASE` to import/write a JSON
   formatted configuration file to the specified database.
@@ -419,7 +423,7 @@ An alternative is to write it to a temporary file, and use `sysrepocfg
 
 The IETF Hardware YANG model has been augmented for ONIE formatted
 production data stored in EEPROMs, if available.  For details, see the
-[VPD documentation][5] and the *ietf-hardware* and *infix-hardware*
+[VPD documentation][2] and the *ietf-hardware* and *infix-hardware*
 YANG models.
 
 ```
@@ -458,5 +462,6 @@ YANG models.
 ~$
 ```
 
-[4]: https://netopeer.liberouter.org/doc/sysrepo/libyang1/html/sysrepocfg.html
-[5]: vpd.md
+[0]: https://netopeer.liberouter.org/doc/sysrepo/libyang1/html/sysrepocfg.html
+[1]: scripting-restconf.md
+[2]: vpd.md