W-17043234 - fix: support retrieving agent pseudo type

[shetzel]

What does this PR do?

Agents can be retrieved using the Bot API name (as a pseudo-type).

What issues does this PR fix or reference?

@W-17043234@

[WillieRuemmele]

QA Notes

---

 ➜  pd project retrieve start -m Agent

 ────────────── Retrieving Metadata ──────────────

 Retrieving v60.0 metadata from epic.42844c000e1a@orgfarm.out using the v64.0 SOAP API

 ✔ Preparing retrieve request 9ms
 ✔ Sending request to org 297ms
 ✔ Waiting for the org to respond 5.95s
 ✔ Done 0ms

 Status: Succeeded
 Elapsed Time: 6.38s


Retrieved Source
┌─────────┬───────────────────────────┬──────────────┬───────────────────────────────────────────────────────────┐
│ State   │ Name                      │ Type         │ Path                                                      │
├─────────┼───────────────────────────┼──────────────┼───────────────────────────────────────────────────────────┤
│ Created │ Copilot_for_Salesforce    │ Bot          │ force-app/main/default/bots/Copilot_for_Salesforce/Copilo │
│         │                           │              │ t_for_Salesforce.bot-meta.xml                             │
│ Created │ Copilot_for_Salesforce.v1 │ BotVersion   │ force-app/main/default/bots/Copilot_for_Salesforce/v1.bot │
│         │                           │              │ Version-meta.xml                                          │
│ Created │ EmployeeCopilotPlanner    │ GenAiPlanner │ force-app/main/default/genAiPlanners/EmployeeCopilotPlann │
│         │                           │              │ er.genAiPlanner-meta.xml                                  │
└─────────┴───────────────────────────┴──────────────┴───────────────────────────────────────────────────────────┘

✅ : specifying agent name, reduced it to only bot MD, since genAiPlanner was named differently

 ➜  pd project retrieve start -m Agent:Copilot_for_Salesforce

 ────────────── Retrieving Metadata ──────────────

 Retrieving v60.0 metadata from epic.42844c000e1a@orgfarm.out using the v64.0 SOAP API

 ✔ Preparing retrieve request 9ms
 ✔ Sending request to org 228ms
 ✔ Waiting for the org to respond 872ms
 ✔ Done 0ms

 Status: Succeeded
 Elapsed Time: 1.14s


Retrieved Source
┌─────────┬───────────────────────────┬────────────┬─────────────────────────────────────────────────────────────┐
│ State   │ Name                      │ Type       │ Path                                                        │
├─────────┼───────────────────────────┼────────────┼─────────────────────────────────────────────────────────────┤
│ Created │ Copilot_for_Salesforce    │ Bot        │ force-app/main/default/bots/Copilot_for_Salesforce/Copilot_ │
│         │                           │            │ for_Salesforce.bot-meta.xml                                 │
│ Created │ Copilot_for_Salesforce.v1 │ BotVersion │ force-app/main/default/bots/Copilot_for_Salesforce/v1.botVe │
│         │                           │            │ rsion-meta.xml                                              │
└─────────┴───────────────────────────┴────────────┴─────────────────────────────────────────────────────────────┘

✅ : retrieving the GenAiPlanner that way worked as well

 ➜  pd project retrieve start -m Agent:EmployeeCopilotPlanner

 ────────────── Retrieving Metadata ──────────────

 Retrieving v60.0 metadata from epic.42844c000e1a@orgfarm.out using the v64.0 SOAP API

 ✔ Preparing retrieve request 8ms
 ✔ Sending request to org 236ms
 ✔ Waiting for the org to respond 866ms
 ✔ Done 0ms

 Status: Succeeded
 Elapsed Time: 1.13s


Retrieved Source
┌─────────┬────────────────────────┬──────────────┬──────────────────────────────────────────────────────────────┐
│ State   │ Name                   │ Type         │ Path                                                         │
├─────────┼────────────────────────┼──────────────┼──────────────────────────────────────────────────────────────┤
│ Created │ EmployeeCopilotPlanner │ GenAiPlanner │ force-app/main/default/genAiPlanners/EmployeeCopilotPlanner. │
│         │                        │              │ genAiPlanner-meta.xml                                        │
└─────────┴────────────────────────┴──────────────┴──────────────────────────────────────────────────────────────┘