libcapsule v0.20240520.0-0co1 * utils: Allocate ld_libs on the heap, avoiding a segfault with smaller-than-default RLIMIT_STACK (ValveSoftware/steam-runtime#653) * utils: Mark error messages to be freed automatically * tests: Don't assume zlib has exactly three version components, fixing build-time test failure on distributions circa 2023 * tests: Locate test data relative to executable correctly, fixing "as-installed" testing * debian: Require at least automake 1.15, fixing build-time test failure in Steam Runtime 1 'scout' if a newer GLib is backported (steamrt/tasks#112) * CONTRIBUTING.md: Add