Allow project undeletion, fixes T51244

Projects can be undeleted within a month of deletion.

src/styles/_project-dashboard.sass

@@ -245,7 +245,13 @@
 			box-shadow: 1px 1px 0 rgba(black, .1)
 			display: flex
 			margin: 10px 15px
-			padding: 10px 0
+			padding: 10px 10px
+
+			&.deleted
+				background-color: $color-background-light
+
+				.title
+					color: $color-text-dark-hint !important
 
 			&:hover
 				cursor: pointer
@@ -259,9 +265,9 @@
 				.projects__list-details a.title
 					color: $color-primary
 
-			a.projects__list-thumbnail
+			.projects__list-thumbnail
 				position: relative
-				margin: 0 15px
+				margin-right: 15px
 				width: 50px
 				height: 50px
 				border-radius: 3px
@@ -280,7 +286,7 @@
 				display: flex
 				flex-direction: column
 
-				a.title
+				.title
 					font-size: 1.2em
 					padding-bottom: 2px
 					color: $color-text-dark-primary