Update src/SimConnect.NET/SimVar/SimVarManager.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: bstudtma

src/SimConnect.NET/SimVar/SimVarManager.cs

@@ -79,7 +79,6 @@ public async Task<T> GetAsync<T>(string simVarName, string unit = "", uint objec
             ObjectDisposedException.ThrowIf(this.disposed, nameof(SimVarManager));
             ArgumentException.ThrowIfNullOrEmpty(simVarName);
 
-            // ArgumentException.ThrowIfNullOrEmpty(unit);
             // Resolve to a definition ID (registry-backed or dynamic)
             uint definitionId = this.EnsureScalarDefinition(simVarName, unit, InferDataType<T>(), cancellationToken);
             return await this.GetAsyncCore<T>(definitionId, objectId, cancellationToken).ConfigureAwait(false);