[assembler] Use Vec::from(OneOrMore<T>) rather than using .collect()

It's less complex and probably more efficient.

Author: youngman-g

assembler/src/asmlib/driver/tests.rs

@@ -1044,7 +1044,7 @@ fn test_symbol_definition_loop_detection() {
                 "expected 2 errors from the assembler, but got {}: {errors:#?}",
                 errors.len()
             );
-            let errors: Vec<WithLocation<ProgramError>> = errors.into_iter().collect();
+            let errors = Vec::from(errors);
             match errors.as_slice() {
                 [e1 @ WithLocation {
                     location: _,