Merge [tpl] update tpls

Updates:
- yaml-cpp: commit bbf8bdb087bb3f3621ca0a5ace06047805f4e9f3 (01.12.2025)
- gflags: commit 1ad091ead028bf54d5ea68d15af343c49d18e507 (02.10.2025)
- gtest: release 1.17.0 (30.04.2025)
- nlohmann-json: release 3.12.0 (11.04.2025)

Note that yaml-cpp and gflags don't have any current releases.

Related PR: #1959

Author: MarcelKoch

extensions/test/config/CMakeLists.txt

@@ -5,7 +5,7 @@ if(NOT yaml-cpp_FOUND)
     FetchContent_Declare(
         yaml-cpp
         GIT_REPOSITORY https://github.com/jbeder/yaml-cpp.git
-        GIT_TAG 2f86d13775d119edbb69af52e5f566fd65c6953b
+        GIT_TAG bbf8bdb087bb3f3621ca0a5ace06047805f4e9f3
     )
 
     # Turn off additional tool in yaml-cpp

third_party/gflags/CMakeLists.txt

@@ -3,7 +3,7 @@ include(FetchContent)
 FetchContent_Declare(
     gflags
     GIT_REPOSITORY https://github.com/gflags/gflags.git
-    GIT_TAG 52e94563eba1968783864942fedf6e87e3c611f4
+    GIT_TAG 1ad091ead028bf54d5ea68d15af343c49d18e507
 )
 # need to set the variables in CACHE due to CMP0077
 set(GFLAGS_BUILD_TESTING OFF CACHE INTERNAL "")

third_party/gtest/CMakeLists.txt

@@ -3,7 +3,7 @@ include(FetchContent)
 FetchContent_Declare(
     googletest
     GIT_REPOSITORY https://github.com/google/googletest.git
-    GIT_TAG v1.15.2
+    GIT_TAG v1.17.0
 )
 # need to set the variables in CACHE due to CMP0077
 set(gtest_disable_pthreads ON CACHE INTERNAL "")

third_party/nlohmann_json/CMakeLists.txt

@@ -3,7 +3,7 @@ include(FetchContent)
 FetchContent_Declare(
     nlohmann_json
     GIT_REPOSITORY https://github.com/nlohmann/json.git
-    GIT_TAG v3.11.3
+    GIT_TAG v3.12.0
 )
 set(JSON_BuildTests OFF CACHE INTERNAL "")
 set(JSON_Install OFF CACHE INTERNAL "")