Remove rapture repos from bootsrap.

Fix backup repos to point to eagle release always.

Change-Id: Ifcbb24c04bb909ebc737bf49cbde7e98d9e694b0
diff --git a/multistrap.conf b/multistrap.conf
index f3c3953..20ed6d4 100644
--- a/multistrap.conf
+++ b/multistrap.conf
@@ -2,7 +2,7 @@
 arch=USERSPACE_ARCH
 cleanup=true
 unpack=true
-bootstrap=main bsp edgetpu main_backup bsp_backup
+bootstrap=main bsp edgetpu
 aptsources=main bsp edgetpu main_backup bsp_backup
 noauth=true
 
@@ -23,10 +23,10 @@
 
 [main_backup]
 packages=MAIN_PACKAGES
-source=https://packages.cloud.google.com/apt/mendel-RELEASE_NAME
-suite=RELEASE_NAME
+source=https://packages.cloud.google.com/apt/mendel-eagle
+suite=eagle
 
 [bsp_backup]
 packages=
-source=https://packages.cloud.google.com/apt/mendel-RELEASE_NAME-bsp-enterprise
-suite=RELEASE_NAME
+source=https://packages.cloud.google.com/apt/mendel-eagle-bsp-enterprise
+suite=eagle