494910: Make endpoint match UI control

Switch this to a global regex on serviceName, rather than an exact
match. This then matches all other serviceName search autocompletes

Defra.Cdp.Backend.Api/Services/Deployments/DeploymentsServiceV2.cs

@@ -210,7 +210,7 @@ public async Task<Paginated<DeploymentV2>> FindLatest(string? environment, strin
         if (!string.IsNullOrWhiteSpace(service))
         {
             var serviceFilter = builder.Regex(d => d.Service,
-                new BsonRegularExpression($"^{service}", "i"));
+                new BsonRegularExpression(service, "i"));
             filter &= serviceFilter;
         }