Update dependency aws-sdk-sns to v1.120.0 (#12014)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Gemfile.lock

@@ -169,8 +169,8 @@ GEM
     aws-sdk-sesv2 (1.99.0)
       aws-sdk-core (~> 3, >= 3.247.0)
       aws-sigv4 (~> 1.5)
-    aws-sdk-sns (1.118.0)
-      aws-sdk-core (~> 3, >= 3.254.0)
+    aws-sdk-sns (1.120.0)
+      aws-sdk-core (~> 3, >= 3.256.0)
       aws-sigv4 (~> 1.5)
     aws-sdk-sqs (1.117.0)
       aws-sdk-core (~> 3, >= 3.254.0)