🎨 Unifica conversiones a String con to_string()

Como `String::from()` y `.to_string()` son equivalentes, se sustituyen
todas las ocurrencias de `String::from()` por `to_string()` para mayor
coherencia y legibilidad.

src/html/assets/favicon.rs

@@ -129,7 +129,7 @@ impl Favicon {
         icon_color: Option<String>,
     ) -> Self {
         let icon_type = match icon_source.rfind('.') {
-            Some(i) => match icon_source[i..].to_owned().to_lowercase().as_str() {
+            Some(i) => match icon_source[i..].to_string().to_lowercase().as_str() {
                 ".avif" => Some("image/avif"),
                 ".gif" => Some("image/gif"),
                 ".ico" => Some("image/x-icon"),

src/html/attr_classes.rs

@@ -37,7 +37,7 @@ pub enum ClassesOp {
 ///     .with_value(ClassesOp::Add, "Active")
 ///     .with_value(ClassesOp::Remove, "btn-primary");
 ///
-/// assert_eq!(classes.get(), Some(String::from("btn active")));
+/// assert_eq!(classes.get(), Some("btn active".to_string()));
 /// assert!(classes.contains("active"));
 /// ```
 #[derive(AutoDefault, Clone, Debug)]

src/html/attr_l10n.rs

@@ -17,13 +17,13 @@ use crate::{builder_fn, AutoDefault};
 /// // Español disponible.
 /// assert_eq!(
 ///     hello.lookup(&LangMatch::resolve("es-ES")),
-///     Some(String::from("¡Hola mundo!"))
+///     Some("¡Hola mundo!".to_string())
 /// );
 ///
 /// // Japonés no disponible, traduce al idioma de respaldo ("en-US").
 /// assert_eq!(
 ///     hello.lookup(&LangMatch::resolve("ja-JP")),
-///     Some(String::from("Hello world!"))
+///     Some("Hello world!".to_string())
 /// );
 ///
 /// // Uso típico en un atributo:

src/html/attr_value.rs

@@ -36,7 +36,7 @@ impl AttrValue {
         self.0 = if value.is_empty() {
             None
         } else {
-            Some(value.to_owned())
+            Some(value.to_string())
         };
         self
     }

src/html/context.rs

@@ -285,7 +285,7 @@ impl Context {
     ///
     /// let cx = Context::new(None)
     ///     .with_param("usuario_id", 42_i32)
-    ///     .with_param("titulo", String::from("Hola"));
+    ///     .with_param("titulo", "Hola".to_string());
     ///
     /// let id: &i32 = cx.get_param("usuario_id").unwrap();
     /// let titulo: &String = cx.get_param("titulo").unwrap();
@@ -318,7 +318,7 @@ impl Context {
     ///
     /// let mut cx = Context::new(None)
     ///     .with_param("contador", 7_i32)
-    ///     .with_param("titulo", String::from("Hola"));
+    ///     .with_param("titulo", "Hola".to_string());
     ///
     /// let n: i32 = cx.take_param("contador").unwrap();
     /// assert!(cx.get_param::<i32>("contador").is_err()); // ya no está
@@ -416,7 +416,7 @@ impl Contextual for Context {
     ///
     /// let cx = Context::new(None)
     ///     .with_param("usuario_id", 42_i32)
-    ///     .with_param("titulo", String::from("Hola"))
+    ///     .with_param("titulo", "Hola".to_string())
     ///     .with_param("flags", vec!["a", "b"]);
     /// ```
     #[builder_fn]
@@ -484,7 +484,7 @@ impl Contextual for Context {
     /// ```rust
     /// use pagetop::prelude::*;
     ///
-    /// let cx = Context::new(None).with_param("username", String::from("Alice"));
+    /// let cx = Context::new(None).with_param("username", "Alice".to_string());
     ///
     /// // Devuelve Some(&String) si existe y coincide el tipo.
     /// assert_eq!(cx.param::<String>("username").map(|s| s.as_str()), Some("Alice"));
@@ -533,7 +533,7 @@ impl Contextual for Context {
                 .replace(' ', "_")
                 .to_lowercase();
             let prefix = if prefix.is_empty() {
-                "prefix".to_owned()
+                "prefix".to_string()
             } else {
                 prefix
             };