Cleaning up lfs environment variable as it is not being used (#11058)

Co-authored-by: “Thavachelvam <“[email protected]”>

go_modules/Dockerfile

@@ -27,10 +27,3 @@ ENV GOTOOLCHAIN="go1.20.10"
 # This pre-installs go 1.20 so that each job doesn't have to do it.
 RUN go version
 ENV GO_LEGACY=$GOTOOLCHAIN
-
-# Enable automatic pulling of files stored with Git LFS.
-# This is crucial for the Go toolchain to correctly compute module hashes in repositories
-# with LFS committed files.
-# This is relevant only for Go Modules embedding (with //go:embed) large files and does not
-# affect repositories that do not commit files to LFS.
-ENV GIT_LFS_SKIP_SMUDGE=1