[BUILD] Upgrade bazel abseil from 20220623.1 to 20230802.2 (#2650)

Author: marcalff

bazel/repository.bzl

@@ -58,16 +58,20 @@ def opentelemetry_cpp_deps():
         #
         # Important note:
         #
-        # The bazel build still uses abseil-cpp-20220623.1 here.
+        # The bazel build uses abseil-cpp-20230802.2 here,
+        # while CMake uses more recent versions.
         #
-        # Upgrading to abseil-cpp-20240116.1 breaks the OTLP build, reason unknown.
+        # bazel with abseil-cpp-20240116.2 : build failures in CI
+        # bazel with abseil-cpp-20240116.1 : build failures in CI
+        #
+        # TODO: Fix issue #2619
         #
         http_archive,
         name = "com_google_absl",
-        sha256 = "91ac87d30cc6d79f9ab974c51874a704de9c2647c40f6932597329a282217ba8",
-        strip_prefix = "abseil-cpp-20220623.1",
+        sha256 = "7c11539617af1f332f0854a6fb21e296a1b29c27d03f23c7b49d4adefcd102cc",
+        strip_prefix = "abseil-cpp-20230802.2",
         urls = [
-            "https://github.com/abseil/abseil-cpp/archive/refs/tags/20220623.1.tar.gz",
+            "https://github.com/abseil/abseil-cpp/archive/refs/tags/20230802.2.tar.gz",
         ],
     )