Turn on C++23 testing for GCC and Clang on Linux

PiperOrigin-RevId: 737013640
Change-Id: If0dab617c76882f897e113939e5217d73ffc63f9

Author: derekmauro

ci/linux_clang-latest_libcxx_asan_bazel.sh

@@ -25,7 +25,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 if [[ -z ${STD:-} ]]; then
-  STD="c++17 c++20"
+  STD="c++17 c++20 c++23"
 fi
 
 if [[ -z ${COMPILATION_MODE:-} ]]; then

ci/linux_clang-latest_libcxx_bazel.sh

@@ -25,7 +25,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 if [[ -z ${STD:-} ]]; then
-  STD="c++17 c++20"
+  STD="c++17 c++20 c++23"
 fi
 
 if [[ -z ${COMPILATION_MODE:-} ]]; then

ci/linux_clang-latest_libcxx_tsan_bazel.sh

@@ -25,7 +25,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 if [[ -z ${STD:-} ]]; then
-  STD="c++17 c++20"
+  STD="c++17 c++20 c++23"
 fi
 
 if [[ -z ${COMPILATION_MODE:-} ]]; then

ci/linux_clang-latest_libstdcxx_bazel.sh

@@ -25,7 +25,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 if [[ -z ${STD:-} ]]; then
-  STD="c++17 c++20"
+  STD="c++17 c++20 c++23"
 fi
 
 if [[ -z ${COMPILATION_MODE:-} ]]; then

ci/linux_gcc-latest_libstdcxx_bazel.sh

@@ -25,7 +25,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 if [[ -z ${STD:-} ]]; then
-  STD="c++17 c++20"
+  STD="c++17 c++20 c++23"
 fi
 
 if [[ -z ${COMPILATION_MODE:-} ]]; then