More UI updates

- infiltration: added colours, updated spacing and fixed alignment
- terminal prompt: added colour for the previous lines as well
- Active Scripts and Hacknet Nodes: money values have a gold colour now; minor spacing updates
- minor code refactoring

css/terminal.scss

@@ -19,6 +19,12 @@
     overflow-y: scroll;
     background-color: var(--my-background-color);
     table-layout: fixed;
+
+    .prompt {
+        color: var(--my-prompt-color);
+        margin: 0;
+        padding: 0;
+    }
 }
 
 #terminal-input {
@@ -51,7 +57,6 @@
 }
 
 #terminal-input-header {
-    color: var(--my-prompt-color);
     white-space: pre;
 }