Setup for CI

• Comment out problematic packages from the workspace Cargo.toml
• Make the simple3 juno sample also a test
• Add support to the juno! macro for compiling Hercules IR directly, so that we can make the hercules_samples also tests (matmul, dot, fac)
• Fix an issue with inlining

hercules_opt/src/inline.rs

@@ -197,7 +197,7 @@ fn inline_func(
 
             // Stich the control use of the original call node's region with
             // the predecessor control of the inlined function's return.
-            edit = edit.replace_all_uses(control, called_return_pred)?;
+            edit = edit.replace_all_uses(control, old_id_to_new_id(called_return_pred))?;
 
             // Stitch uses of parameter nodes in the inlined function to the IDs
             // of arguments provided to the call node.