Replace build-essential with gcc/g++

We're not building debian packages, we're building python.

Change-Id: Ic6df129528be4f753093e1a6aeb30d7c9629d390

bindep.txt

@@ -7,12 +7,11 @@ postgresql [test]
 libjpeg-dev [test]
 openssl [test]
 zookeeperd [test platform:dpkg]
-build-essential [compile test platform:dpkg]
 musl-dev [compile test platform:apk]
 make [compile test platform:apk]
 linux-headers [compile test platform:apk]
-gcc [compile test platform:rpm platform:apk]
-g++ [compile test platform:apk]
+gcc [compile test]
+g++ [compile test platform:apk platform:dpkg]
 gcc-c++ [compile test platform:rpm]
 graphviz [doc]
 libssl-dev [compile test platform:dpkg]