Removed pushd commands in comment_github.sh

Signed-off-by: Vedant <[email protected]>

.jenkins/lsu-perftests/comment_github.sh

@@ -8,7 +8,7 @@
 
 set -eux
 
-pushd perftests-reports/reference-comparison
+# pushd perftests-reports/reference-comparison
 
 # In the order of replacement rule in sed:
 # - Remove the image as does not display in github comments (section Details in the report)
@@ -25,4 +25,4 @@ curl \
   https://api.github.com/repos/STEllAR-GROUP/hpx/issues/${ghprbPullId}/comments \
   -d "{\"body\": \"<details><summary>Performance test report</summary>${report}<\/details>\"}"
 
-popd
+# popd