Merge "Revert "linker: map large portion of ELF file to read its fragments"" into main am: e1c232dad3

Original change: https://android-review.googlesource.com/c/platform/bionic/+/3201758

Change-Id: Idfe9929d4276158576f9bf13cf20fc8950bc2812
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>