Update DevTools rev to e2a7208bb8eed852b1f9dedabf423f187e947a7d

Change-Id: Ic0adaf47ec1d8499a6b31f3fb0851b86b4feff7d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/366223
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Kenzie Davisson <kenzieschmoll@google.com>

DEPS

@@ -102,7 +102,7 @@ vars = {
   "boringssl_rev": "d24a38200fef19150eef00cad35b138936c08767",
   "browser-compat-data_tag": "ac8cae697014da1ff7124fba33b0b4245cc6cd1b", # v1.0.22
   "cpu_features_rev": "936b9ab5515dead115606559502e3864958f7f6e",
-  "devtools_rev": "73489f91e37c8f51161b3c63ffced83318e14424",
+  "devtools_rev": "e2a7208bb8eed852b1f9dedabf423f187e947a7d",
   "icu_rev": "81d656878ec611cb0b42d52c82e9dae93920d9ba",
   "jinja2_rev": "2222b31554f03e62600cd7e383376a7c187967a1",
   "libcxx_rev": "44079a4cc04cdeffb9cfe8067bfb3c276fb2bab0",