Remove dead line. Propogate fix to other locations.

Author: ryuyu

src/NuGet.Jobs.Common/JsonConfigurationJob.cs

@@ -76,7 +76,7 @@ private IConfigurationRoot GetConfigurationRoot(string configurationFilename, ou
 
             var builder = new ConfigurationBuilder()
                 .SetBasePath(Environment.CurrentDirectory)
-                .AddJsonFile(configurationFilename, optional: false, reloadOnChange: true);
+                .AddJsonFile(configurationFilename, optional: false, reloadOnChange: false);
 
             var uninjectedConfiguration = builder.Build();
 

src/NuGet.Services.Validation.Orchestrator/Job.cs

@@ -124,7 +124,7 @@ private IConfigurationRoot GetConfigurationRoot(string configurationFilename, bo
             Logger.LogInformation("Using the {ConfigurationFilename} configuration file", configurationFilename);
             var builder = new ConfigurationBuilder()
                 .SetBasePath(Environment.CurrentDirectory)
-                .AddJsonFile(configurationFilename, optional: false, reloadOnChange: true);
+                .AddJsonFile(configurationFilename, optional: false, reloadOnChange: false);
 
             var uninjectedConfiguration = builder.Build();
 

src/PackageLagMonitor/Job.cs

@@ -40,7 +40,6 @@ public class Job : JobBase
         private ICatalogClient _catalogClient;
         private IServiceProvider _serviceProvider;
         private PackageLagMonitorConfiguration _configuration;
-        private IConfigurationBuilder _builder = null;
 
         public override void Init(IServiceContainer serviceContainer, IDictionary<string, string> jobArgsDictionary)
         {