Remove unneeded Config bounds and BlockNumber associated type (#804)

* remove unneeded Config bounds and BlockNumber associated type

* clippy and fmt

codegen/src/api/mod.rs

@@ -370,8 +370,8 @@ impl RuntimeGenerator {
 }
 
 /// Return a vector of tuples of variant names and corresponding struct definitions.
-pub fn generate_structs_from_variants<'a, F>(
-    type_gen: &'a TypeGenerator,
+pub fn generate_structs_from_variants<F>(
+    type_gen: &TypeGenerator,
     type_id: u32,
     variant_to_struct_name: F,
     error_message_type_name: &str,

codegen/src/types/mod.rs

@@ -131,7 +131,7 @@ impl<'a> TypeGenerator<'a> {
     pub fn resolve_type(&self, id: u32) -> Type<PortableForm> {
         self.type_registry
             .resolve(id)
-            .unwrap_or_else(|| panic!("No type with id {} found", id))
+            .unwrap_or_else(|| panic!("No type with id {id} found"))
             .clone()
     }
 
@@ -403,10 +403,7 @@ impl ToTokens for CratePath {
 impl From<&str> for CratePath {
     fn from(crate_path: &str) -> Self {
         Self(syn::Path::from_string(crate_path).unwrap_or_else(|err| {
-            panic!(
-                "failed converting {:?} to `syn::Path`: {:?}",
-                crate_path, err
-            );
+            panic!("failed converting {crate_path:?} to `syn::Path`: {err:?}");
         }))
     }
 }

codegen/src/types/type_path.rs

@@ -127,7 +127,7 @@ impl TypePathType {
                     "BTreeSet" => parse_quote!(::std::collections::BTreeSet),
                     "Range" => parse_quote!(::core::ops::Range),
                     "RangeInclusive" => parse_quote!(::core::ops::RangeInclusive),
-                    ident => panic!("Unknown prelude type '{}'", ident),
+                    ident => panic!("Unknown prelude type '{ident}'"),
                 }
             }
             _ => {