Revert "FIX: delay custom section reorder (#20781)" (#20786)

This reverts commit 4fe79ccc79.

app/assets/javascripts/discourse-common/addon/config/environment.js

@@ -13,7 +13,7 @@ export function setEnvironment(e) {
 }
 
 export function isTesting() {
-  return environment === "testing" || environment === "test";
+  return environment === "testing";
 }
 
 // Generally means "before we migrated to Ember CLI"

app/assets/javascripts/discourse/app/components/sidebar/user/section-link.js

@@ -1,7 +1,6 @@
 import { tracked } from "@glimmer/tracking";
 import { bind } from "discourse-common/utils/decorators";
 import RouteInfoHelper from "discourse/lib/sidebar/route-info-helper";
-import { isTesting } from "discourse-common/config/environment";
 
 export default class SectionLink {
   @tracked linkDragCss;
@@ -23,25 +22,8 @@ export default class SectionLink {
   }
 
   @bind
-  didStartDrag(event) {
+  didStartDrag(e) {
-    // 0 represents left button of the mouse
+    this.mouseY = e.screenY;
-    if (event.button === 0) {
-      this.willDrag = true;
-      setTimeout(
-        () => {
-          this.delayedStart(event);
-        },
-        isTesting() ? 0 : 300
-      );
-    }
-  }
-  delayedStart(event) {
-    if (this.willDrag) {
-      this.mouseY = event.screenY;
-      this.linkDragCss = "drag";
-      this.section.disable();
-      this.drag = true;
-    }
   }
 
   @bind
@@ -50,16 +32,11 @@ export default class SectionLink {
     this.mouseY = null;
     this.section.enable();
     this.section.reorder();
-    this.willDrag = false;
-    this.drag = false;
   }
 
   @bind
-  dragMove(event) {
+  dragMove(e) {
-    if (!this.drag) {
+    const currentMouseY = e.screenY;
-      return;
-    }
-    const currentMouseY = event.screenY;
     const distance = currentMouseY - this.mouseY;
     if (!this.linkHeight) {
       this.linkHeight = document.getElementsByClassName(
@@ -78,5 +55,7 @@ export default class SectionLink {
         this.mouseY = currentMouseY;
       }
     }
+    this.linkDragCss = "drag";
+    this.section.disable();
   }
 }

app/assets/stylesheets/common/base/sidebar-custom-section.scss

@@ -16,9 +16,6 @@
   }
 
   .sidebar-section-wrapper.disabled {
-    a {
-      pointer-events: none;
-    }
     .sidebar-section-link-wrapper {
       .sidebar-section-link-prefix.icon,
       .sidebar-section-link {