[M103] Turn on remove_src_checkout_experiment to 100% for chromeos-am…

…d64-generic-rel

(cherry picked from commit e8b7c9d)

Bug: 1287228
Change-Id: I37997ff1c1a98785d1a41136a056f5ad0e702c92
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3653599
Commit-Queue: Stephanie Kim <kimstephanie@google.com>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1004953}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3654705
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/5060@{#94}
Cr-Branched-From: b83393d-refs/heads/main@{#1002911}

infra/config/generated/luci/cr-buildbucket.cfg

@@ -10305,6 +10305,10 @@ buckets {
         key: "luci.recipes.use_python3"
         value: 100
       }
+      experiments {
+        key: "remove_src_checkout_experiment"
+        value: 100
+      }
       resultdb {
         enable: true
         bq_exports {

infra/config/subprojects/chromium/try/tryserver.chromium.chromiumos.star

@@ -57,6 +57,9 @@ try_.orchestrator_builder(
     mirrors = ["ci/chromeos-amd64-generic-rel"],
     main_list_view = "try",
     tryjob = try_.job(),
+    experiments = {
+        "remove_src_checkout_experiment": 100,
+    },
 )
 
 try_.compilator_builder(