Freeze current cvd fetch build id

Use March 12 hardcoded build ids for downloading
fetch cvd from aosp-main and aosp-main-throttled

Bug: 322983262
Bug: 297085994
Test: hardcoded version of fetch_cvd is used
Change-Id: I941eabdd3f2d2037f1fee3c91283e0fd7d4f9d26
Signed-off-by: Dmitrii Merkurev <dimorinny@google.com>
1 file changed