scripts: add $XDG_CONFIG_HOME/scripts to script search path
Currently, module-lua-scripting only looks in $WIREPLUMBER_DATA_DIR or system-wide paths for scripts. This adds $XDG_CONFIG_HOME to allow user-specific scripts.
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Currently, module-lua-scripting only looks in $WIREPLUMBER_DATA_DIR or system-wide paths for scripts. This adds $XDG_CONFIG_HOME to allow user-specific scripts.