ci: try to fix the Netlify build 🤔

Author: michalrus

netlify.toml

@@ -4,5 +4,7 @@ command = "yarn && yarn storybook:build"
 [build.environment]
 YARN_VERSION = "1.22.19"
 NODE_VERSION = "18.12.1"
-CXXFLAGS = "-I/home/linuxbrew/.linuxbrew/include"
-LDFLAGS = "-L/home/linuxbrew/.linuxbrew/lib"
+CPPFLAGS = "-I/home/linuxbrew/.linuxbrew/opt/systemd/include -I/home/linuxbrew/.linuxbrew/include"
+CXXFLAGS = "-I/home/linuxbrew/.linuxbrew/opt/systemd/include -I/home/linuxbrew/.linuxbrew/include"
+LDFLAGS  = "-L/home/linuxbrew/.linuxbrew/opt/systemd/lib -L/home/linuxbrew/.linuxbrew/lib"
+PKG_CONFIG_PATH = "/home/linuxbrew/.linuxbrew/opt/systemd/lib/pkgconfig:/home/linuxbrew/.linuxbrew/lib/pkgconfig"