add C-cmse-nonsecure-entry ABI

compiler/stable_mir/src/abi.rs

@@ -433,6 +433,7 @@ pub enum CallConvention {
     // Target-specific calling conventions.
     ArmAapcs,
     CCmseNonSecureCall,
+    CCmseNonSecureEntry,
 
     Msp430Intr,
 

compiler/stable_mir/src/ty.rs

@@ -1062,6 +1062,7 @@ pub enum Abi {
     AvrInterrupt,
     AvrNonBlockingInterrupt,
     CCmseNonSecureCall,
+    CCmseNonSecureEntry,
     System { unwind: bool },
     RustIntrinsic,
     RustCall,