Make some call fields editable after publishing the call

- call form fields are editable (according to the list of keys);
- some parts of the form are editable;

src/assets/scss/components/appForm.scss

@@ -147,6 +147,7 @@
 .appForm__fileUploadItemName {
   color: var(--global-textColor);
   font-style: italic;
+  text-align: left;
 }
 
 .appForm__row {

src/assets/scss/components/misc.scss

@@ -118,6 +118,10 @@
   user-select: none;
 }
 
+.p-dropdown-panel {
+  max-width: 100%;
+}
+
 .p-inputgroup.flex-1 {
   align-items: center;
 }