Revert "Add script to reproduce issue by inducing heavy load."

This reverts commit 213b838f9cfb820d2bc76d7c6edc468b27029945.

repro-7998.sh

@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-set -eux
-LOG_FILE=/tmp/repro-7998.log
-rm -f "$LOG_FILE"
-for i in {1..8}; do
-  (
-    while true; do
-      nix-build \
-        --argstr uuid $(uuidgen) \
-        --arg drvCount $((RANDOM % 256)) \
-        -E '
-          { uuid ? "00000000-0000-0000-0000-000000000000", drvCount ? 0 }:
-          with import <nixpkgs> { };
-          let
-            mkDrv = name: buildInputs:
-              stdenv.mkDerivation {
-                inherit name;
-                inherit buildInputs;
-                unpackPhase = "date +\"${uuid} %F %T\" >date.txt";
-                installPhase = "mkdir -p $out; cp date.txt $out/";
-              };
-            mkDrvs = n:
-              let
-                name = "repro-7998-${toString n}";
-                buildInputs = if n == 0 then [ ] else [ (mkDrvs (n - 1)) ];
-              in mkDrv name buildInputs;
-          in mkDrvs drvCount
-        '
-    done 2>&1 | tee -a "$LOG_FILE"
-  ) &
-done
-read # Press enter to stop
-pkill -KILL -f repro-7998.sh