help: Remove mobile documentation files that are no longer in use.

These files are no longer in use due to the combined changes of
the updates for the Flutter app launch: #34869 and #34887.

help/include/mobile-all-channels-view.md

@@ -1,5 +0,0 @@
-1. Tap the **Channels**
-   (<img src="/static/images/help/mobile-hash-icon.svg" alt="hash" class="help-center-icon"/>)
-   tab at the bottom of the app.
-
-1. Scroll down to the bottom, and tap **ALL CHANNELS**.

help/include/mobile-channel-settings-menu-tip.md

@@ -1,6 +0,0 @@
-!!! tip ""
-
-    If you are in a channel view, you can access the
-    channel settings menu from the **information**
-    (<img src="/static/images/help/mobile-info-circle-icon.svg" alt="information" class="help-center-icon"/>)
-    button in the top right corner of the app.

help/include/mobile-profile-menu.md

@@ -1 +0,0 @@
-1. Tap your **profile picture** in the bottom right corner of the app.

help/include/mobile-view-user-profile-tip.md

@@ -1,6 +0,0 @@
-!!! tip ""
-
-    If you are viewing a direct message conversation, you can also tap the
-    **information**
-    (<img src="/static/images/help/mobile-info-circle-icon.svg" alt="information" class="help-center-icon"/>)
-    button in the top right corner of the app to open their profile.

static/images/help/mobile-check-circle-icon.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
-    <path fill="#6492fd" d="M10,17L5,12L6.41,10.58L10,14.17L17.59,6.58L19,8M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2Z" />
-</svg>

static/images/help/mobile-dm-tab-icon.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="#6492fd" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-users">
-    <path d="M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2"></path><circle cx="9" cy="7" r="4"></circle><path d="M23 21v-2a4 4 0 0 0-3-3.87"></path><path d="M16 3.13a4 4 0 0 1 0 7.75"></path>
-</svg>

static/images/help/mobile-hash-icon.svg

@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="#6492fd" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-hash">
-    <line x1="4" y1="9" x2="20" y2="9"></line><line x1="4" y1="15" x2="20" y2="15"></line>
-    <line x1="10" y1="3" x2="8" y2="21"></line><line x1="16" y1="3" x2="14" y2="21"></line>
-</svg>

static/images/help/mobile-info-circle-icon.svg

@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="#6492fd" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-info">
-    <circle cx="12" cy="12" r="10"></circle>
-    <line x1="12" y1="16" x2="12" y2="12"></line><line x1="12" y1="8" x2="12.01" y2="8"></line>
-</svg>