doc: remove "note that" from url.md

Refs: nodejs/remark-preset-lint-node#16

PR-URL: #28329
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

doc/api/url.md

@@ -170,7 +170,7 @@ console.log(myURL.href);
 ```
 
 Invalid URL characters included in the value assigned to the `hash` property
-are [percent-encoded][]. Note that the selection of which characters to
+are [percent-encoded][]. The selection of which characters to
 percent-encode may vary somewhat from what the [`url.parse()`][] and
 [`url.format()`][] methods would produce.
 
@@ -276,7 +276,7 @@ console.log(myURL.href);
 ```
 
 Invalid URL characters included in the value assigned to the `password` property
-are [percent-encoded][]. Note that the selection of which characters to
+are [percent-encoded][]. The selection of which characters to
 percent-encode may vary somewhat from what the [`url.parse()`][] and
 [`url.format()`][] methods would produce.
 
@@ -297,7 +297,7 @@ console.log(myURL.href);
 ```
 
 Invalid URL characters included in the value assigned to the `pathname`
-property are [percent-encoded][]. Note that the selection of which characters
+property are [percent-encoded][]. The selection of which characters
 to percent-encode may vary somewhat from what the [`url.parse()`][] and
 [`url.format()`][] methods would produce.
 
@@ -373,7 +373,7 @@ console.log(myURL.port);
 // Prints 1234
 ```
 
-Note that numbers which contain a decimal point,
+Numbers which contain a decimal point,
 such as floating-point numbers or numbers in scientific notation,
 are not an exception to this rule.
 Leading numbers up to the decimal point will be set as the URL's port,
@@ -460,7 +460,7 @@ console.log(myURL.href);
 ```
 
 Any invalid URL characters appearing in the value assigned the `search`
-property will be [percent-encoded][]. Note that the selection of which
+property will be [percent-encoded][]. The selection of which
 characters to percent-encode may vary somewhat from what the [`url.parse()`][]
 and [`url.format()`][] methods would produce.
 
@@ -490,7 +490,7 @@ console.log(myURL.href);
 ```
 
 Any invalid URL characters appearing in the value assigned the `username`
-property will be [percent-encoded][]. Note that the selection of which
+property will be [percent-encoded][]. The selection of which
 characters to percent-encode may vary somewhat from what the [`url.parse()`][]
 and [`url.format()`][] methods would produce.