Use latest Windows snapshot build (#6572)

Author: SimplyDanny

.github/workflows/release.yml

@@ -206,7 +206,7 @@ jobs:
     runs-on: windows-${{ matrix.windows-version }}
     env:
       SWIFT_VERSION: development
-      SWIFT_BUILD: DEVELOPMENT-SNAPSHOT-2026-01-09-a
+      SWIFT_BUILD: DEVELOPMENT-SNAPSHOT-2026-03-16-a
     strategy:
       fail-fast: false
       matrix:

.github/workflows/test.yml

@@ -64,7 +64,7 @@ jobs:
     runs-on: windows-${{ matrix.windows-version }}
     env:
       SWIFT_VERSION: development
-      SWIFT_BUILD: DEVELOPMENT-SNAPSHOT-2026-01-09-a
+      SWIFT_BUILD: DEVELOPMENT-SNAPSHOT-2026-03-16-a
     strategy:
       fail-fast: false
       matrix: