Auto-sync with upstream branch master
    
    Upstream commit: d1dcb565a1fb5829f9476a1438c30eccc4027d04
    
    - Drop glibc-rh2248502-*.patch, workaround applied upstream
    
    - Fix type typo in “String/Array Conventions” doc
    - stdlib: Avoid element self-comparisons in qsort (#2248502)
    - elf: Add glibc.mem.decorate_maps tunable
    - linux: Decorate __libc_fatal error buffer
    - assert: Decorate error message buffer
    - malloc: Decorate malloc maps
    - nptl: Decorate thread stack on pthread_create
    - support: Add support_set_vma_name
    - linux: Add PR_SET_VMA_ANON_NAME support