Update vcpkg.json baseline to reflect the boost update to 1.90.0. Failing to do this causes project build using manifest mode vcpkg.json. e.g.

ihsandemir · ihsandemir · commit 1bf3bfd2f9ba · 2026-01-15T12:27:00.000+03:00
```
cmake -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTS=ON -DBUILD_EXAMPLES=ON -DWITH_OPENSSL=ON -DCMAKE_VERBOSE_MAKEFILE=ON -DCMAKE_TOOLCHAIN_FILE=/Users/ihsan/Desktop/work/src/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_MANIFEST_FEATURES='build-tests' "-DCMAKE_CXX_FLAGS=-Werror -m64 -Wall" -DCMAKE_INSTALL_PREFIX=/Users/ihsan/Desktop/work/src/hazelcast-cpp-client/cpp_install -G "Unix Makefiles" -S /Users/ihsan/Desktop/work/src/hazelcast-cpp-client -B /Users/ihsan/Desktop/work/src/hazelcast-cpp-client/cmake-build-arm-debug-vcpkg
```
diff --git a/vcpkg.json b/vcpkg.json
@@ -2,7 +2,7 @@
   "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json",
   "name": "hazelcast-cpp-client",
   "version": "5.6.0",
-  "builtin-baseline": "84bab45d415d22042bd0b9081aea57f362da3f35",
+  "builtin-baseline": "389d14fa0e0692f36967e9eb5499e909317644d5",
   "dependencies": [
     {
       "name": "boost-thread",

Original file line number	Diff line number	Diff line change
`@@ -2,7 +2,7 @@`
`2`	`2`	`"$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json",`
`3`	`3`	`"name": "hazelcast-cpp-client",`
`4`	`4`	`"version": "5.6.0",`
`5`		`- "builtin-baseline": "84bab45d415d22042bd0b9081aea57f362da3f35",`
	`5`	`+ "builtin-baseline": "389d14fa0e0692f36967e9eb5499e909317644d5",`
`6`	`6`	`"dependencies": [`
`7`	`7`	`{`
`8`	`8`	`"name": "boost-thread",`