remove cxxsemaphore submodule

Author: NikolasK-source

.gitmodules

@@ -4,6 +4,3 @@
 [submodule "libs/libmodbus"]
 	path = libs/libmodbus
 	url = https://github.com/stephane/libmodbus
-[submodule "libs/cxxsemaphore"]
-	path = libs/cxxsemaphore
-	url = https://github.com/NikolasK-source/cxxsemaphore.git

libs/CMakeLists.txt

@@ -1,5 +1,6 @@
 
 find_package(cxxshm)
+find_package(cxxsemaphore)
 
 # ---------------------------------------- subdirectories --------------------------------------------------------------
 # ======================================================================================================================
@@ -14,6 +15,4 @@ add_subdirectory(cxxopts EXCLUDE_FROM_ALL)
 target_link_libraries(${Target} PRIVATE cxxopts)
 
 target_link_libraries(${Target} PRIVATE cxxshm)
-
-add_subdirectory(cxxsemaphore EXCLUDE_FROM_ALL)
 target_link_libraries(${Target} PRIVATE cxxsemaphore)