Merged PR 450: Terminal Service Class

## Summary
This PR is the base implementation of the Terminal Service Class, containing the skeleton structure for #2711.

## Test process
Future me's problem - see #2714

## Checklist
- [X] PR is linked to a **work item**
- [X] **acceptance criteria** of linked ticket are met
- [X] performed **self-review** of the code
- [ ] written **tests** for any new functionality added with this PR
- [] updated the **documentation** if this PR changes or adds functionality
- [ ] written/updated **design docs** if this PR implements new functionality
- [X] updated the **change log**
- [X] ran **pre-commit** checks for code style
- [ ] attended to any **TO-DOs** left in the code

Related work items: #2711

src/primaite/simulator/network/hardware/nodes/host/host_node.py

@@ -15,6 +15,7 @@ from primaite.simulator.system.services.arp.arp import ARP, ARPPacket
 from primaite.simulator.system.services.dns.dns_client import DNSClient
 from primaite.simulator.system.services.icmp.icmp import ICMP
 from primaite.simulator.system.services.ntp.ntp_client import NTPClient
+from primaite.simulator.system.services.terminal.terminal import Terminal
 from primaite.utils.validators import IPV4Address
 
 _LOGGER = getLogger(__name__)
@@ -306,6 +307,7 @@ class HostNode(Node):
         "NTPClient": NTPClient,
         "WebBrowser": WebBrowser,
         "NMAP": NMAP,
+        "Terminal": Terminal,
     }
     """List of system software that is automatically installed on nodes."""