otel build update for GCC 15 (#12300)

* otel build update for GCC 15

* maybe it doesnt need this one

Author: cmcfarlen

cmake/Findopentelemetry.cmake

@@ -66,6 +66,7 @@ if(opentelemetry_FOUND)
 
   if(NOT TARGET opentelemetry::opentelemetry)
     add_library(opentelemetry::opentelemetry INTERFACE IMPORTED)
+    target_compile_options(opentelemetry::opentelemetry INTERFACE -Wno-cpp)
     target_include_directories(opentelemetry::opentelemetry INTERFACE ${opentelemetry_INCLUDE_DIRS})
     target_link_libraries(opentelemetry::opentelemetry INTERFACE ${opentelemetry_LIBRARIES})
   endif()