Fix clippy nits.

microrm/src/query.rs

@@ -174,11 +174,11 @@ impl<'l> QueryInterface<'l> {
                     ))
                     .expect("")
             },
-            &mut |mut stmt: &mut sqlite::Statement<'_>| {
+            &mut |stmt: &mut sqlite::Statement<'_>| {
-                crate::model::store::serialize_into(&mut stmt, m)?;
+                crate::model::store::serialize_into(stmt, m)?;
 
-                let rowid = self.expect_one_result(&mut stmt, &mut |stmt| {
+                let rowid = self.expect_one_result(stmt, &mut |stmt| {
-                    stmt.read::<i64>(0).map_err(|x| crate::Error::DBError(x))
+                    stmt.read::<i64>(0).map_err(crate::Error::DBError)
                 })?;
 
                 Ok(<T as Entity>::ID::from_raw_id(rowid.unwrap()))

microrm/src/query/build.rs

@@ -21,11 +21,11 @@ pub struct DerivedQuery(HashMap<QueryPart, Vec<String>>);
 
 impl DerivedQuery {
     pub(crate) fn new() -> Self {
-        Self { 0: HashMap::new() }
+        Self(HashMap::new())
     }
 
     pub(crate) fn add(mut self, to: QueryPart, what: String) -> Self {
-        self.0.entry(to).or_insert_with(|| Vec::new()).push(what);
+        self.0.entry(to).or_insert_with(Vec::new).push(what);
         self
     }