Revert "chore(NODE-XXXX): make benchmarks run current code changes"

This reverts commit 2ab0aec.

Author: nbbeeken

.evergreen/run-granular-benchmarks.sh

@@ -2,13 +2,6 @@
 
 source "${PROJECT_DIRECTORY}/.evergreen/init-node-and-npm-env.sh"
 set -o xtrace
-
-export LIBRARY=$PWD
-
-if ! npm run build; then exit 1; fi
-
-npm run check:spec-bench
-
 WARMUP=$WARMUP
 ITERATIONS=$ITERATIONS
 

.evergreen/run-spec-benchmarks.sh

@@ -1,12 +1,5 @@
 #!/usr/bin/env bash
 
-
 source "${PROJECT_DIRECTORY}/.evergreen/init-node-and-npm-env.sh"
 
-set -o xtrace
-
-export LIBRARY=$PWD
-
-if ! npm run build; then exit 1; fi
-
 npm run check:spec-bench