Make connect/create/declare_vtab safe

src/vtab/array.rs

@@ -62,11 +62,7 @@ impl Module for ArrayModule {
         self.0
     }
 
-    unsafe fn connect(
-        db: *mut ffi::sqlite3,
-        _aux: Option<&()>,
-        _args: &[&[u8]],
-    ) -> Result<ArrayTab> {
+    fn connect(db: &mut ffi::sqlite3, _aux: Option<&()>, _args: &[&[u8]]) -> Result<ArrayTab> {
         let vtab = ArrayTab {
             base: Default::default(),
         };