Fix the debian dependencies for the crosvm build

The repo tool needs python, and libssl1.0-dev is no longer (libssl-dev
works).

Test: built crosvm for x86_64 and aarch64
Bug: 148642775 Clean up the crosvm build

Change-Id: I385badf932d5962637aefa6217c4cbe9537bb2d3
Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/rebuild_gce.sh b/rebuild_gce.sh
index 41d8448..6cfe64c 100755
--- a/rebuild_gce.sh
+++ b/rebuild_gce.sh
@@ -39,7 +39,7 @@
       libegl1-mesa-dev \
       libgl1-mesa-dev \
       libgles2-mesa-dev \
-      libssl1.0-dev \
+      libssl-dev \
       libtool \
       libusb-1.0-0-dev \
       libwayland-dev \
@@ -48,6 +48,7 @@
       ninja-build \
       pkg-config \
       protobuf-compiler \
+      python \
       python3 \
       python3-pip \
       xutils-dev # Needed to pacify autogen.sh for libepoxy