Fix typo of Strict::keyword_init? vs Struct::keyword_init? (#44)

Author: Phrogz

3.1.md

@@ -736,7 +736,7 @@ The method allows to check whether the `Struct`-produced class is initialized by
 
 * **Reason:** Helpful for meta-programming and generic processing of data, like serializing/deserializing.
 * **Discussion:** <a class="tracker feature" href="https://bugs.ruby-lang.org/issues/18008">Feature #18008</a>
-* **Documentation:** <a class="ruby-doc" href="https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F"><code>Strict.keyword_init?</code></a>
+* **Documentation:** <a class="ruby-doc" href="https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F"><code>Struct.keyword_init?</code></a>
 * **Code:**
   ```ruby
   Struct.new(:name, :age).keyword_init?                       #=> nil

_src/3.1.md

@@ -736,7 +736,7 @@ The method allows to check whether the `Struct`-produced class is initialized by
 
 * **Reason:** Helpful for meta-programming and generic processing of data, like serializing/deserializing.
 * **Discussion:** [Feature #18008](https://bugs.ruby-lang.org/issues/18008)
-* **Documentation:** [Strict.keyword_init?](https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F)
+* **Documentation:** [Struct.keyword_init?](https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F)
 * **Code:**
   ```ruby
   Struct.new(:name, :age).keyword_init?                       #=> nil

_src/evolution.md

@@ -470,7 +470,7 @@ Included in many classes to implement comparison methods. Once class defines a m
   User.new(name: 'Matz', email: 'matz@ruby-lang.org')
   ```
 * [3.1](3.1.md#warning-on-passing-keywords-to-a-non-keyword-initialized-struct) Warning on passing keywords to a non-keyword-initialized struct
-* [3.1](3.1.md#structclasskeyword_init) [Strict.keyword_init?](https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F)
+* [3.1](3.1.md#structclasskeyword_init) [Struct.keyword_init?](https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F)
 
 ## `Time`
 

evolution.md

@@ -470,7 +470,7 @@ Included in many classes to implement comparison methods. Once class defines a m
   User.new(name: 'Matz', email: 'matz@ruby-lang.org')
   ```
 * <span class="ruby-version">[3.1](3.1.md#warning-on-passing-keywords-to-a-non-keyword-initialized-struct)</span> Warning on passing keywords to a non-keyword-initialized struct
-* <span class="ruby-version">[3.1](3.1.md#structclasskeyword_init)</span> <a class="ruby-doc" href="https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F"><code>Strict.keyword_init?</code></a>
+* <span class="ruby-version">[3.1](3.1.md#structclasskeyword_init)</span> <a class="ruby-doc" href="https://docs.ruby-lang.org/en/3.1/Struct.html#method-c-keyword_init-3F"><code>Struct.keyword_init?</code></a>
 
 ## `Time`[](#time)