Fix typo in action description.

Author: garydgregory

src/changes/changes.xml

@@ -91,7 +91,7 @@ The <action> type attribute can be add,update,fix,remove.
     <action type="fix" dev="ggregory" due-to="sahvx655-wq, Gary Gregory">Preserve exact value in BigDecimal and BigInteger validate (#406).</action>
     <action type="fix" dev="ggregory" due-to="sahvx655-wq, Gary Gregory">Preserve fractional bound in BigIntegerValidator range checks (#407).</action>
     <action type="fix" dev="sebb" due-to="sahvx655-wq">DomainValidatorTest: ensure CC is in correct list (#409).</action>
-    <action type="fix" dev="sebb" due-to="sahvx655-wq">range-check the port for IPv6 hosts in isValidAuthority (#412).</action>
+    <action type="fix" dev="sebb" due-to="sahvx655-wq">Range-check the port for IPv6 hosts in isValidAuthority (#412).</action>
     <action type="fix" dev="sebb" due-to="sahvx655-wq">Fix calculation of week_of_year and week_of_month to allow for dates that span a year gap (#408).</action>
     <action type="fix" dev="sebb">Fix deprecations in test classes.</action>
     <action type="fix" dev="ggregory" due-to="sahvx655-wq, Gary Gregory">Compare exact values in DoubleValidator range checks (#410).</action>