[buildbot] phase1: move shared dl to same folder as shared-workdir

[LEDE Commits]

ynezz pushed a commit to buildbot.git, branch master:
https://git.openwrt.org/de60764f200045fd6483297fc0701fa0d3d0e3c0

commit de60764f200045fd6483297fc0701fa0d3d0e3c0
Author: Thibaut VARÈNE <hacks at slashdirt.org>
AuthorDate: Tue Oct 25 20:41:21 2022 +0200

    phase1: move shared dl to same folder as shared-workdir
    
    The previous command moved it to $HOME/dl, which could pollute the user's
    home folder during test runs. This brings the "shared dl" folder in line
    with the shared workdir folder, all within buildbot folder hierarchy.
    
    Signed-off-by: Thibaut VARÈNE <hacks at slashdirt.org>
---
 phase1/master.cfg | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/phase1/master.cfg b/phase1/master.cfg
index 424fc9f..86d858d 100644
--- a/phase1/master.cfg
+++ b/phase1/master.cfg
@@ -774,7 +774,8 @@ for target in targets:
 		name = "dldir",
 		description = "Preparing dl/",
 		descriptionDone = "dl/ prepared",
-		command = "mkdir -p $HOME/dl && rm -rf ./dl && ln -sf $HOME/dl ./dl",
+		command = 'mkdir -p ../dl && rm -rf "build/dl" && ln -s ../../dl "build/dl"',
+		workdir = Property("builddir"),
 		logEnviron = False,
 		want_stdout = False
 	))