fix riscv build error · Pull Request !6 · src-anolis-os/qt5-qt3d

project: TC2025040201

RISC-V架构调用__atomic_exchange_1，需显式链接libatomic库，解决libopenglrenderer.so编译错误：

make[3]: Entering directory '/builddir/build/BUILD/qt3d-everywhere-src-5.15.11/src/plugins/renderers/opengl'
rm -f libopenglrenderer.so
g++ -Wl,--no-undefined -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/anolis/anolis-hardened-ld -specs=/usr/lib/rpm/anolis/anolis-annobin-cc1 -Wl,--build-id=sha1 -Wl,--enable-new-dtags -shared -o libopenglrenderer.so .obj/gllights.o .obj/openglvertexarrayobject.o .obj/rendercommand.o .obj/renderer.o .obj/renderqueue.o .obj/renderview.o .obj/renderviewbuilder.o .obj/shaderparameterpack.o .obj/glshader.o .obj/logging.o .obj/commandexecuter.o .obj/filtercompatibletechniquejob.o .obj/materialparametergathererjob.o .obj/renderviewcommandbuilderjob.o .obj/renderviewcommandupdaterjob.o .obj/renderviewinitializerjob.o .obj/renderviewjobutils.o .obj/glbuffer.o .obj/gltexture.o .obj/renderbuffer.o .obj/graphicscontext.o .obj/graphicshelperes2.o .obj/graphicshelperes3.o .obj/graphicshelperes3_1.o .obj/graphicshelperes3_2.o .obj/graphicshelpergl2.o .obj/graphicshelpergl3_3.o .obj/graphicshelpergl4.o .obj/graphicshelpergl3_2.o .obj/imagesubmissioncontext.o .obj/submissioncontext.o .obj/texturesubmissioncontext.o .obj/glresourcemanagers.o .obj/imgui_draw.o .obj/imgui.o .obj/imgui_widgets.o .obj/imguirenderer.o .obj/main.o .obj/moc_imguirenderer_p.o  /builddir/build/BUILD/qt3d-everywhere-src-5.15.11/lib/libQt53DRender.so /builddir/build/BUILD/qt3d-everywhere-src-5.15.11/lib/libQt53DCore.so /usr/lib64/libQt5Gui.so /usr/lib64/libQt5Network.so /usr/lib64/libQt5Concurrent.so /usr/lib64/libQt5Core.so -lGL -lpthread /usr/lib64/libQt5OpenGLExtensions.a -lpthread -lGL /usr/lib64/libQt5Gui.so /usr/lib64/libQt5Core.so   
make[3]: Leaving directory '/builddir/build/BUILD/qt3d-everywhere-src-5.15.11/src/plugins/renderers/opengl'
/usr/bin/ld: .obj/renderview.o: in function `Qt3DRender::Render::OpenGL::RenderView::setStandardUniformValue(Qt3DRender::Render::OpenGL::ShaderParameterPack&, int, Qt3DRender::Render::Entity const*) const':
/builddir/build/BUILD/qt3d-everywhere-src-5.15.11/src/plugins/renderers/opengl/renderer/renderview.cpp:928:(.text+0x55a6): undefined reference to `__atomic_exchange_1'
collect2: error: ld returned 1 exit status
make[3]: *** [Makefile:267: ../../../../plugins/renderers/libopenglrenderer.so] Error 1

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