docs(readme): Update same-year date examples to use 2023 (#514)

Author: DenverCoder1

README.md

@@ -115,10 +115,10 @@ When the contribution year is equal to the current year, the characters in brack
 
 |     Date Format     |                                     Result                                      |
 | :-----------------: | :-----------------------------------------------------------------------------: |
-| <pre>d F[, Y]</pre> | <pre>"2020-04-14" => "14 April, 2020"<br/><br/>"2022-04-14" => "14 April"</pre> |
-|  <pre>j/n/Y</pre>   |   <pre>"2020-04-14" => "14/4/2020"<br/><br/>"2022-04-14" => "14/4/2022"</pre>   |
-| <pre>[Y.]n.j</pre>  |     <pre>"2020-04-14" => "2020.4.14"<br/><br/>"2022-04-14" => "4.14"</pre>      |
-| <pre>M j[, Y]</pre> |   <pre>"2020-04-14" => "Apr 14, 2020"<br/><br/>"2022-04-14" => "Apr 14"</pre>   |
+| <pre>d F[, Y]</pre> | <pre>"2020-04-14" => "14 April, 2020"<br/><br/>"2023-04-14" => "14 April"</pre> |
+|  <pre>j/n/Y</pre>   |   <pre>"2020-04-14" => "14/4/2020"<br/><br/>"2023-04-14" => "14/4/2023"</pre>   |
+| <pre>[Y.]n.j</pre>  |     <pre>"2020-04-14" => "2020.4.14"<br/><br/>"2023-04-14" => "4.14"</pre>      |
+| <pre>M j[, Y]</pre> |   <pre>"2020-04-14" => "Apr 14, 2020"<br/><br/>"2023-04-14" => "Apr 14"</pre>   |
 
 ### Example