chore: Update compiler flags for security enhancements

As title

Log: Update compiler flags for security enhancements
Bug: https://pms.uniontech.com/bug-view-337059.html

Author: wangrong1069

src/CMakeLists.txt

@@ -44,7 +44,7 @@ if (NOT ${CMAKE_SYSTEM_PROCESSOR} MATCHES "sw_64")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wl,--as-need -fPIE")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-error=incompatible-pointer-types -fPIC")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wl,--as-need -fPIE -Wno-error=incompatible-pointer-types")
-    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie -Wl,-z,relro -Wl,-z,now")
 endif()
 
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED ${QtModule})