[Windows] Add Nightly swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-20-a

Author: swift-ci

_data/builds/swift-6_1-branch/windows10-arm64.yml

@@ -1,3 +1,7 @@
+- date: 2025-02-20 10:10:00-06:00
+  dir: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-20-a
+  download: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-20-a-windows10-arm64.exe
+  name: Windows 10 Swift Development Snapshot
 - date: 2025-02-19 10:10:00-06:00
   dir: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-19-a
   download: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-19-a-windows10-arm64.exe

_data/builds/swift-6_1-branch/windows10.yml

@@ -1,3 +1,7 @@
+- date: 2025-02-20 10:10:00-06:00
+  dir: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-20-a
+  download: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-20-a-windows10.exe
+  name: Windows 10 Swift Development Snapshot
 - date: 2025-02-19 10:10:00-06:00
   dir: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-19-a
   download: swift-6.1-DEVELOPMENT-SNAPSHOT-2025-02-19-a-windows10.exe