Fix typo on 117

BUG=b/465833194
TEST=init and sync

Change-Id: I0f6d72da89be98916653dff8d627fe5e22e7074d
Reviewed-on: https://cos-review.googlesource.com/c/cos/manifest/+/120652
Tested-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Reviewed-by: He Gao <hegao@google.com>

external_full.xml

diff --git a/external_full.xml b/external_full.xml
index 271f389..b8a0eb7 100644
--- a/external_full.xml
+++ b/external_full.xml
@@ -104,7 +104,7 @@
            name="third_party/platform/vboot_reference"
            revision="refs/heads/release-R117" />
   <project path="src/platform2"
-           name="third_party/platform"
+           name="third_party/platform2"
            revision="refs/heads/release-R117" />
   <project path="src/compliance"
            name="cos/compliance"