Fix risky description

README.rst

@@ -1679,7 +1679,7 @@ Choose from the list of available rules:
   EXPERIMENTAL: Takes ``@param`` annotations of non-mixed types and adjusts
   accordingly the function signature. Requires PHP >= 7.0.
 
-  *Risky rule: [1] This rule is EXPERIMENTAL and is not covered with backward compatibility promise. [2] ``@param`` annotation is mandatory for the fixer to make changes, signatures of methods without it (no docblock, inheritdocs) will not be fixed. [3] Manual actions are required if inherited signatures are not properly documented.*
+  *Risky rule: this rule is EXPERIMENTAL and [1] is not covered with backward compatibility promise. [2] ``@param`` annotation is mandatory for the fixer to make changes, signatures of methods without it (no docblock, inheritdocs) will not be fixed. [3] Manual actions are required if inherited signatures are not properly documented.*
 
   Configuration options:
 

src/Fixer/FunctionNotation/PhpdocToParamTypeFixer.php

@@ -82,7 +82,7 @@ function my_foo($bar)
                 ),
             ],
             null,
-            '[1] This rule is EXPERIMENTAL and is not covered with backward compatibility promise. [2] `@param` annotation is mandatory for the fixer to make changes, signatures of methods without it (no docblock, inheritdocs) will not be fixed. [3] Manual actions are required if inherited signatures are not properly documented.'
+            'This rule is EXPERIMENTAL and [1] is not covered with backward compatibility promise. [2] `@param` annotation is mandatory for the fixer to make changes, signatures of methods without it (no docblock, inheritdocs) will not be fixed. [3] Manual actions are required if inherited signatures are not properly documented.'
         );
     }