fix: settlement icon portrait shape + window min-height

- Actor image: 72x110px (portrait) with object-position center top
- Window min-height: 520px

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

less/settlement-sheet.less

@@ -2,6 +2,10 @@
 // SETTLEMENT SHEET
 // ============================================================
 
+.oathhammer.settlement {
+  min-height: 520px;
+}
+
 .oathhammer .settlement-main {
   padding: 0 0 8px;
   border-bottom: 1px solid fade(@color-dark, 25%);
@@ -15,12 +19,14 @@
 
 .oathhammer .settlement-header .actor-img {
   width: 72px;
-  height: 72px;
+  height: 110px;
   object-fit: cover;
+  object-position: center top;
   border: 2px solid fade(@color-dark, 40%);
   border-radius: 4px;
   cursor: pointer;
   flex-shrink: 0;
+  flex-grow: 0;
 }
 
 .oathhammer .settlement-header-info {