Rename smart_pointers and conversions exercises with numeric prefix

Update rustlings-macros/info.toml and dev/Cargo.toml accordingly

Author: foxfromworld

dev/Cargo.toml

@@ -150,14 +150,14 @@ bin = [
   { name = "iterators4_sol", path = "../solutions/18_iterators/iterators4.rs" },
   { name = "iterators5", path = "../exercises/18_iterators/iterators5.rs" },
   { name = "iterators5_sol", path = "../solutions/18_iterators/iterators5.rs" },
-  { name = "box1", path = "../exercises/19_smart_pointers/box1.rs" },
-  { name = "box1_sol", path = "../solutions/19_smart_pointers/box1.rs" },
-  { name = "rc1", path = "../exercises/19_smart_pointers/rc1.rs" },
-  { name = "rc1_sol", path = "../solutions/19_smart_pointers/rc1.rs" },
-  { name = "arc1", path = "../exercises/19_smart_pointers/arc1.rs" },
-  { name = "arc1_sol", path = "../solutions/19_smart_pointers/arc1.rs" },
-  { name = "cow1", path = "../exercises/19_smart_pointers/cow1.rs" },
-  { name = "cow1_sol", path = "../solutions/19_smart_pointers/cow1.rs" },
+  { name = "1_box1", path = "../exercises/19_smart_pointers/1_box1.rs" },
+  { name = "1_box1_sol", path = "../solutions/19_smart_pointers/1_box1.rs" },
+  { name = "2_rc1", path = "../exercises/19_smart_pointers/2_rc1.rs" },
+  { name = "2_rc1_sol", path = "../solutions/19_smart_pointers/2_rc1.rs" },
+  { name = "3_arc1", path = "../exercises/19_smart_pointers/3_arc1.rs" },
+  { name = "3_arc1_sol", path = "../solutions/19_smart_pointers/3_arc1.rs" },
+  { name = "4_cow1", path = "../exercises/19_smart_pointers/4_cow1.rs" },
+  { name = "4_cow1_sol", path = "../solutions/19_smart_pointers/4_cow1.rs" },
   { name = "threads1", path = "../exercises/20_threads/threads1.rs" },
   { name = "threads1_sol", path = "../solutions/20_threads/threads1.rs" },
   { name = "threads2", path = "../exercises/20_threads/threads2.rs" },
@@ -178,16 +178,16 @@ bin = [
   { name = "clippy2_sol", path = "../solutions/22_clippy/clippy2.rs" },
   { name = "clippy3", path = "../exercises/22_clippy/clippy3.rs" },
   { name = "clippy3_sol", path = "../solutions/22_clippy/clippy3.rs" },
-  { name = "using_as", path = "../exercises/23_conversions/using_as.rs" },
-  { name = "using_as_sol", path = "../solutions/23_conversions/using_as.rs" },
-  { name = "from_into", path = "../exercises/23_conversions/from_into.rs" },
-  { name = "from_into_sol", path = "../solutions/23_conversions/from_into.rs" },
-  { name = "from_str", path = "../exercises/23_conversions/from_str.rs" },
-  { name = "from_str_sol", path = "../solutions/23_conversions/from_str.rs" },
-  { name = "try_from_into", path = "../exercises/23_conversions/try_from_into.rs" },
-  { name = "try_from_into_sol", path = "../solutions/23_conversions/try_from_into.rs" },
-  { name = "as_ref_mut", path = "../exercises/23_conversions/as_ref_mut.rs" },
-  { name = "as_ref_mut_sol", path = "../solutions/23_conversions/as_ref_mut.rs" },
+  { name = "1_using_as", path = "../exercises/23_conversions/1_using_as.rs" },
+  { name = "1_using_as_sol", path = "../solutions/23_conversions/1_using_as.rs" },
+  { name = "2_from_into", path = "../exercises/23_conversions/2_from_into.rs" },
+  { name = "2_from_into_sol", path = "../solutions/23_conversions/2_from_into.rs" },
+  { name = "3_from_str", path = "../exercises/23_conversions/3_from_str.rs" },
+  { name = "3_from_str_sol", path = "../solutions/23_conversions/3_from_str.rs" },
+  { name = "4_try_from_into", path = "../exercises/23_conversions/4_try_from_into.rs" },
+  { name = "4_try_from_into_sol", path = "../solutions/23_conversions/4_try_from_into.rs" },
+  { name = "5_as_ref_mut", path = "../exercises/23_conversions/5_as_ref_mut.rs" },
+  { name = "5_as_ref_mut_sol", path = "../solutions/23_conversions/5_as_ref_mut.rs" },
 ]
 
 [package]