Add odbc_connection_string_*() polyfills to CHANGELOG.md and README

Author: derrabus

CHANGELOG.md

@@ -1,5 +1,8 @@
 # 1.29.0
 
+  * Polyfill `odbc_connection_string_is_quoted()`
+  * Polyfill `odbc_connection_string_should_quote()`
+  * Polyfill `odbc_connection_string_quote()`
   * Polyfill `mb_str_pad()`
   * Polyfill `#[\Override]` attribute
   * Use full case folding when using `MB_CASE_FOLD`

README.md

@@ -69,6 +69,9 @@ Polyfills are provided for:
 - the `Random\Engine` interface introduced in PHP 8.2;
 - the `Random\CryptoSafeEngine` interface introduced in PHP 8.2;
 - the `Random\Engine\Secure` class introduced in PHP 8.2 (check [arokettu/random-polyfill](https://packagist.org/packages/arokettu/random-polyfill) for more engines);
+- the `odbc_connection_string_is_quoted` function introduced in PHP 8.2
+- the `odbc_connection_string_should_quote` function introduced in PHP 8.2
+- the `odbc_connection_string_quote` function introduced in PHP 8.2
 - the `json_validate` function introduced in PHP 8.3;
 - the `Override` attribute introduced in PHP 8.3;
 - the `mb_str_pad` function introduced in PHP 8.3;