Fix C# code warnings: remove obsolete methods and unused variable

Co-authored-by: renemadsen <76994+renemadsen@users.noreply.github.com>

Author: Copilot

eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/EformWorkflowPlugin.cs

@@ -149,7 +149,6 @@ public void ConfigureDbContext(IServiceCollection services, string connectionStr
             {
                 builder.EnableRetryOnFailure();
                 builder.MigrationsAssembly(PluginAssembly().FullName);
-                builder.TranslateParameterizedCollectionsToConstants();
             }));
 
             var angularDbConnectionString = connectionString.Replace(
@@ -160,7 +159,6 @@ public void ConfigureDbContext(IServiceCollection services, string connectionStr
             {
                 builder.EnableRetryOnFailure();
                 builder.MigrationsAssembly(PluginAssembly().FullName);
-                builder.TranslateParameterizedCollectionsToConstants();
             }));
 
 
@@ -438,7 +436,7 @@ private static void CheckUploadedDataIntegrity(MicrotingDbContext dbContext, Cor
                         {
                             core.DownloadUploadedData(ud.Id).GetAwaiter().GetResult();
                         }
-                    } catch (Exception ex)
+                    } catch (Exception)
                     {
                         try
                         {

eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/Helpers/WordProcessor.cs

@@ -59,7 +59,7 @@ public void AddHtml(string html)
             }
 
             var converter = new HtmlConverter(mainPart);
-            converter.ParseHtml(html);
+            converter.ParseBody(html);
             mainPart.Document.Save();
         }