handle secret ending with &+

Co-authored-by: Ben Wells <benwells@github.com>

.github/workflows/stale-bot.yml

@@ -1,4 +1,4 @@
-name: ‘Close stale Runner issues’
+name: Stale Bot
 on:
   workflow_dispatch:
   schedule:
@@ -9,9 +9,8 @@ jobs:
     steps:
       - uses: actions/stale@v8
         with:
-          stale-issue-message: ‘This issue is stale because it has been open 365 days with no activity. Remove stale label or comment or this will be closed in 15 days.’
-          close-issue-message: ‘This issue was closed because it has been stalled for 15 days with no activity.’
-          exempt-issue-labels: ‘keep’
+          stale-issue-message: "This issue is stale because it has been open 365 days with no activity. Remove stale label or comment or this will be closed in 15 days."
+          close-issue-message: "This issue was closed because it has been stalled for 15 days with no activity."
+          exempt-issue-labels: "keep"
           days-before-stale: 365
-          days-before-close: 15
-          debug-only: true
+          days-before-close: 15

releaseVersion

@@ -1 +1 @@
-2.309.0
+<Update to ./src/runnerversion when creating release>

src/Sdk/DTLogging/Logging/ValueEncoders.cs

@@ -98,7 +98,17 @@ namespace GitHub.DistributedTask.Logging
                 var secretSection = string.Empty;
                 if (value.Contains("&+"))
                 {
-                    secretSection = value.Substring(0, value.IndexOf("&+") + "&+".Length);
+                    int endIndex = value.IndexOf("&+") + "&+".Length;
+                    
+                    // If string ends with "&+", grab the whole string
+                    if (endIndex == value.Length)
+                    {
+                        secretSection = value;
+                    }
+                    else
+                    {
+                        secretSection = value.Substring(0, endIndex);
+                    }
                 }
                 else
                 {