Refactor workflow files: Update build names for different platforms

.github/workflows/linux-alpha-build.yml

@@ -1,3 +1,4 @@
+name: Linux Alpha Build
 on:
   workflow_call:
     inputs:

.github/workflows/macos-alpha-build.yml

@@ -1,3 +1,4 @@
+name: macOS Alpha Build
 on:
   workflow_call:
     inputs:

.github/workflows/stale.yml

@@ -1,7 +1,7 @@
 name: Close inactive issues
 on:
   schedule:
-    - cron: "51 11 * * *"
+    - cron: "53 11 * * *"
 
 jobs:
   close-issues:

.github/workflows/windows-alpha-build.yml

@@ -1,4 +1,4 @@
-
+name: Windows Alpha Build
 on:
   workflow_call:
     inputs:

.github/workflows/windows-profile-build.yml

@@ -1,4 +1,4 @@
-
+name: Windows PGO Builds
 on:
   workflow_call:
     inputs: