Fix #6808 "Clarify/update natural vs. full width controls in readonly modes"

- don't use the "natural" width in view modes

Author: ebruchez

form-runner/jvm/src/main/resources/xbl/orbeon/date/date.xbl

@@ -450,7 +450,6 @@
             <xf:input
                 id="input"
                 ref="xxf:binding('fr-date-output')"
-                class="fr-field-width-{fr:component-param-value('field-width')}"
                 xbl:attr="xxf:readonly-appearance"
                 xxf:format="
                     DateSupport:formatReadonlyModeDate(

form-runner/jvm/src/main/resources/xbl/orbeon/time/time.xbl

@@ -402,7 +402,6 @@
             <xf:input
                 id="input"
                 ref="xxf:binding('fr-time-output')"
-                class="fr-field-width-{fr:component-param-value('field-width')}"
                 xbl:attr="xxf:readonly-appearance"
                 xxf:format="
                     TimeSupport:formatReadonlyModeTime(