Improve Multiselect styling to not overlap other elements (#386)

* Make improvements to the Multiselects in VersionFilterControl apply to all Multiselects Closes #384

* Remove unnecessary unset

assets/styles/components.scss

@@ -384,12 +384,15 @@
 
 .multiselect {
   color: var(--color-text) !important;
-  max-height: 40px;
 
   input {
     background: transparent;
   }
 
+  input::placeholder {
+    color: var(--color-text);
+  }
+
   .multiselect__tags {
     border-radius: 1.25rem;
     background: var(--color-dropdown-bg);