ci: Runner now uses Swift 6.1; update the Static SDK to match

Author: euanh

.github/workflows/endtoend_tests.yml

@@ -34,8 +34,8 @@ jobs:
             - name: Install the static SDK
               run: |
                   swift sdk install \
-                      https://download.swift.org/swift-6.0.2-release/static-sdk/swift-6.0.2-RELEASE/swift-6.0.2-RELEASE_static-linux-0.0.1.artifactbundle.tar.gz \
-                      --checksum aa5515476a403797223fc2aad4ca0c3bf83995d5427fb297cab1d93c68cee075
+                      https://download.swift.org/swift-6.1-release/static-sdk/swift-6.1-RELEASE/swift-6.1-RELEASE_static-linux-0.0.1.artifactbundle.tar.gz \
+                      --checksum 111c6f7d280a651208b8c74c0521dd99365d785c1976a6e23162f55f65379ac6
 
             - name: Build the example
               run: |

.github/workflows/interop_tests.yml

@@ -65,8 +65,8 @@ jobs:
             - name: Install the static SDK
               run: |
                   swift sdk install \
-                      https://download.swift.org/swift-6.0.2-release/static-sdk/swift-6.0.2-RELEASE/swift-6.0.2-RELEASE_static-linux-0.0.1.artifactbundle.tar.gz \
-                      --checksum aa5515476a403797223fc2aad4ca0c3bf83995d5427fb297cab1d93c68cee075
+                      https://download.swift.org/swift-6.1-release/static-sdk/swift-6.1-RELEASE/swift-6.1-RELEASE_static-linux-0.0.1.artifactbundle.tar.gz \
+                      --checksum 111c6f7d280a651208b8c74c0521dd99365d785c1976a6e23162f55f65379ac6
 
             # Run the test script
             - name: Test ELF detection