fix search results height

packages/rocketchat-theme/client/imports/components/sidebar/rooms-list.css

@@ -34,12 +34,12 @@
 		position: absolute;
 		z-index: 1;
 
+		bottom: var(--sidebar-footer-height);
 		left: 0;
 
 		overflow-y: auto;
 
 		width: 100%;
-		height: calc(100% - calc(var(--sidebar-header-height) + var(--sidebar-footer-height)));
 		padding: 0 8px;
 
 		background-color: var(--sidebar-background);

packages/rocketchat-theme/client/imports/components/sidebar/sidebar.css

@@ -58,7 +58,6 @@
 	}
 
 	&__header {
-		height: var(--sidebar-header-height);
 		padding: var(--sidebar-default-padding);
 	}
 

packages/rocketchat-theme/client/imports/general/variables.css

@@ -130,7 +130,6 @@
 	--sidebar-small-width: 90%;
 	--sidebar-background: var(--color-primary);
 	--sidebar-background-light: var(--color-gray-lightest);
-	--sidebar-header-height: 180px;
 	--sidebar-default-padding: 24px;
 	--sidebar-small-default-padding: 16px;
 	--sidebar-header-padding: var(--sidebar-default-padding);