Chore: Added SupportedArchitectureTest trait which must be implemented for different architectures.

Next steps:
Move the existing ARM-specific implementation into one that fits well with this trait.

Author: madhav-madhusoodanan

crates/intrinsic-test/src/common/supporting_test.rs

@@ -0,0 +1,13 @@
+/// Architectures must support this trait
+/// to be successfully tested.
+pub trait SupportedArchitectureTest {
+    pub fn write_c_file(filename: &str);
+
+    pub fn write_rust_file(filename: &str);
+
+    pub fn build_c_file(filename: &str);
+
+    pub fn build_rust_file(filename: &str);
+
+    pub fn read_intrinsic_source_file(filename: &str);
+}