Add the internal/computecore package

This change adds the computecore dll package to the internal packages so
that work can be done to pivot off of vmcompute package.

Signed-off-by: Justin Terry <terryjustin@microsoft.com>

Author: Justin Terry

.gitignore

@@ -51,3 +51,5 @@ go.work.sum
 # keys and related artifacts
 *.pem
 *.cose
+
+rust/target/