docs: update require-unicode-regexp.md as following up #17402 (#17441)

* docs: add `further_reading` links

* docs: mention about `v`

* Update docs/src/rules/require-unicode-regexp.md

---------

Co-authored-by: Nicholas C. Zakas <nicholas@humanwhocodes.com>

docs/src/_data/further_reading_links.json

@@ -726,5 +726,19 @@
         "logo": "https://v8.dev/favicon.ico",
         "title": "Faster async functions and promises · V8",
         "description": "Faster and easier-to-debug async functions and promises are coming to V8 v7.2 / Chrome 72."
+    },
+    "https://github.com/tc39/proposal-regexp-v-flag": {
+        "domain": "github.com",
+        "url": "https://github.com/tc39/proposal-regexp-v-flag",
+        "logo": "https://github.com/fluidicon.png",
+        "title": "GitHub - tc39/proposal-regexp-v-flag: UTS18 set notation in regular expressions",
+        "description": "UTS18 set notation in regular expressions. Contribute to tc39/proposal-regexp-v-flag development by creating an account on GitHub."
+    },
+    "https://v8.dev/features/regexp-v-flag": {
+        "domain": "v8.dev",
+        "url": "https://v8.dev/features/regexp-v-flag",
+        "logo": "https://v8.dev/favicon.ico",
+        "title": "RegExp v flag with set notation and properties of strings · V8",
+        "description": "The new RegExp `v` flag enables `unicodeSets` mode, unlocking support for extended character classes, including Unicode properties of strings, set notation, and improved case-insensitive matching."
     }
 }

docs/src/rules/require-unicode-regexp.md

@@ -1,6 +1,9 @@
 ---
 title: require-unicode-regexp
 rule_type: suggestion
+further_reading:
+- https://github.com/tc39/proposal-regexp-v-flag
+- https://v8.dev/features/regexp-v-flag
 ---
 
 
@@ -49,13 +52,11 @@ The RegExp `v` flag, introduced in ECMAScript 2024, is a superset of the `u` fla
     re.test('\u2028'); // → false
     ```
 
-Please see <https://github.com/tc39/proposal-regexp-v-flag> and <https://v8.dev/features/regexp-v-flag> for more details.
-
 Therefore, the `u` and `v` flags let us work better with regular expressions.
 
 ## Rule Details
 
-This rule aims to enforce the use of `u` flag on regular expressions.
+This rule aims to enforce the use of `u` or `v` flag on regular expressions.
 
 Examples of **incorrect** code for this rule:
 
@@ -99,4 +100,4 @@ function f(flags) {
 
 ## When Not To Use It
 
-If you don't want to notify regular expressions with no `u` flag, then it's safe to disable this rule.
+If you don't want to warn on regular expressions without either a `u` or a `v` flag, then it's safe to disable this rule.