Suppress false positive type issues from JSON service and its unit test class

Author: tarlepp

src/Utils/JSON.php

@@ -24,6 +24,9 @@ class JSON
      * @see http://php.net/manual/en/function.json-encode.php
      * @see http://php.net/manual/en/function.json-last-error.php
      *
+     * @psalm-suppress FalsableReturnStatement
+     * @psalm-suppress InvalidFalsableReturnType
+     *
      * @param mixed $input The value being encoded. Can be any type except a resource.
      * @param int|null $options Bitmask consisting of JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS,
      *                          JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT,

tests/Unit/Utils/JSONTest.php

@@ -201,6 +201,8 @@ public static function dataProviderTestThatDecodeThrowsAnExceptionOnMalformedJso
     /**
      * Data provider for 'testThatEncodeThrowsAnExceptionOnInvalidUtfCharacters'.
      *
+     * @psalm-suppress MoreSpecificReturnType
+     *
      * @return Generator<array{0: string}>
      */
     public static function dataProviderTestThatEncodeThrowsAnExceptionOnInvalidUtfCharacters(): Generator