Give search breadcrumbs a consistent row height

Query and room breadcrumbs reserved slightly different heights, and
rooms without a description collapsed further. Both now reserve the
space of a title and subtitle so every row lines up.

ElementX/Sources/Screens/SearchScreen/View/SearchScreen.swift

@@ -307,6 +307,9 @@ private struct SearchScreenRoomCell: View {
             HStack(spacing: 16) {
                 avatar
                 
+                ZStack(alignment: .leading) {
+                    SearchScreenRowHeightPlaceholder()
+                    
                     VStack(alignment: .leading, spacing: 2) {
                         Text(room.title)
                             .font(.compound.bodyLGSemibold)
@@ -320,6 +323,7 @@ private struct SearchScreenRoomCell: View {
                                 .lineLimit(1)
                         }
                     }
+                }
                 .frame(maxWidth: .infinity, alignment: .leading)
                 
                 if let onRemove {
@@ -391,9 +395,7 @@ private struct SearchScreenQueryCell: View {
                     .accessibilityHidden(true)
                 
                 ZStack(alignment: .leading) {
-                    // Hidden text with 2 lines to match the height of the room rows, scaling with dynamic text.
+                    SearchScreenRowHeightPlaceholder()
-                    Text(verbatim: " \n ")
-                        .font(.compound.bodyLG)
                     
                     Text(query)
                         .font(.compound.bodyLG)
@@ -414,6 +416,20 @@ private struct SearchScreenQueryCell: View {
     }
 }
 
+/// Reserves the height of a title and subtitle so every row matches, scaling with dynamic type.
+private struct SearchScreenRowHeightPlaceholder: View {
+    var body: some View {
+        VStack(alignment: .leading, spacing: 2) {
+            Text(verbatim: " ")
+                .font(.compound.bodyLGSemibold)
+            Text(verbatim: " ")
+                .font(.compound.bodyMD)
+        }
+        .hidden()
+        .accessibilityHidden(true)
+    }
+}
+
 private struct SearchScreenRemoveBreadcrumbButton: View {
     let action: () -> Void
     

PreviewTests/Sources/__Snapshots__/PreviewTests/searchScreen.Recent-searches-iPad-en-GB.png

@@ -1,3 +1,3 @@
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+oid sha256:ea160bb2a3ace2dbb6aeed3ba459842e49acb335fb71bc4c873f9bf9f2741e01
-size 109550
+size 109546

PreviewTests/Sources/__Snapshots__/PreviewTests/searchScreen.Recent-searches-iPad-pseudo.png

@@ -1,3 +1,3 @@
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-oid sha256:768478153a8dfe9d455fbb87269e79c3698c56cc3515ccb4b8c610ec91f204e6
+oid sha256:e7ac0977610703092a01b08c59e788a39044bf353906c59a67649e91d0e93485
-size 112054
+size 112055

PreviewTests/Sources/__Snapshots__/PreviewTests/searchScreen.Recent-searches-iPhone-en-GB.png

@@ -1,3 +1,3 @@
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-oid sha256:34c519522df41c5b63319d85a14bea386321922e5e208988d258f2df07ad7578
+oid sha256:c312336759e9ed1f5bc8b4863fa972d17f53f484b56755da6e3d90860e78051e
-size 63101
+size 63062

PreviewTests/Sources/__Snapshots__/PreviewTests/searchScreen.Recent-searches-iPhone-pseudo.png

@@ -1,3 +1,3 @@
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-oid sha256:cdc345436b48af82e9543daffc720db8d1c91bb10caf16e490eef4eecf2a4af5
+oid sha256:3a32b41165b5e09a15a2e606e21690812a3a0c4bebc1564c05e44a200214c6bc
-size 67108
+size 67114