chore(deps): update dependency com_google_absl to v20250814

Author: renovate[bot]

haskell/repositories.bzl

@@ -145,10 +145,10 @@ def rules_haskell_dependencies():
         http_archive,
         name = "com_google_absl",
         urls = [
-            "https://github.com/abseil/abseil-cpp/releases/download/20240116.0/abseil-cpp-20240116.0.tar.gz",
+            "https://github.com/abseil/abseil-cpp/releases/download/20250814.0/abseil-cpp-20250814.0.tar.gz",
         ],
-        sha256 = "338420448b140f0dfd1a1ea3c3ce71b3bc172071f24f4d9a57d59b45037da440",
-        strip_prefix = "abseil-cpp-20240116.0",
+        sha256 = "9b2b72d4e8367c0b843fa2bcfa2b08debbe3cee34f7aaa27de55a6cbb3e843db",
+        strip_prefix = "abseil-cpp-20250814.0",
     )
 
     maybe(