bluejay: Use build_flags for SVN

Flag: build.RELEASE_SVN_BLUEJAY
Bug: 332726030
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:0bb1e8b00a9540edaa3d898dbdd341ddf19c7d7b)
Merged-In: Icd47852ca9d8cc84c4dca145197eab0e671b596c
Change-Id: Icd47852ca9d8cc84c4dca145197eab0e671b596c
1 file changed