Apply suggestions from code review

Co-authored-by: Hugo Locurcio <hugo.locurcio@hugo.pro>
Co-authored-by: A Thousand Ships <96648715+AThousandShips@users.noreply.github.com>

tutorials/migrating/upgrading_to_godot_4.2.rst

@@ -22,7 +22,7 @@ affect you. Changes are grouped by areas/systems.
 
     It is still possible to load the Godot 4.0-4.1 Mesh formats, but it is
     **not** possible to load the Godot 4.2 Mesh format in prior Godot versions.
-    When opening a Godot project made with a version prior to 4.2, you will
+    When opening a Godot project made with a version prior to 4.2, you may
     be presented with an upgrade dialog that offers two options:
 
     - **Restart & Upgrade:** Upgrades the mesh format for all meshes in the
@@ -37,6 +37,9 @@ affect you. Changes are grouped by areas/systems.
       exported project. The number and complexity of Mesh resources determines
       how much loading times are be affected.
 
+    If this dialog doesn't appear, use **Project > Tools > Upgrade Mesh Surfaces…**
+    at the top of the editor.
+
 This article indicates whether each breaking change affects GDScript and whether
 the C# breaking change is *binary compatible* or *source compatible*:
 
@@ -118,7 +121,7 @@ Method ``add_icon_shortcut`` adds a new ``allow_echo`` optional parameter
 Method ``add_shortcut`` adds a new ``allow_echo`` optional parameter                                                      |✔️|                 |✔️ with compat|      |✔️ with compat|      `GH-36493`_
 Method ``clear`` adds a new ``free_submenus`` optional parameter                                                          |✔️|                 |✔️ with compat|      |✔️ with compat|      `GH-79965`_
 **RichTextLabel**
-Method ``add_image`` adds new ``key``, ``pad``, ``tooltip`` and ``size_in_percent`` optional parameters                   |✔️|                 |✔️ with compat|      |✔️|                  `GH-80410`_
+Method ``add_image`` adds new ``key``, ``pad``, ``tooltip``, and ``size_in_percent`` optional parameters                   |✔️|                 |✔️ with compat|      |✔️|                  `GH-80410`_
 ========================================================================================================================  ===================  ====================  ====================  ===========
 
 Rendering
@@ -152,7 +155,7 @@ Change
 **Font**
 Method ``set_fallbacks`` replaced with ``fallbacks`` property                                                                         |✔️|                 |❌|                  |❌|                  `GH-78266`_
 Method ``get_fallbacks`` replaced with ``fallbacks`` property                                                                         |✔️|                 |❌|                  |❌|                  `GH-78266`_
-Method ``find_variation`` adds new ``spacing_top``, ``spacing_bottom``, ``spacing_space`` and ``spacing_glyph`` optional parameters   |✔️|                 |✔️ with compat|      |✔️|                  `GH-80954`_
+Method ``find_variation`` adds new ``spacing_top``, ``spacing_bottom``, ``spacing_space``, and ``spacing_glyph`` optional parameters   |✔️|                 |✔️ with compat|      |✔️|                  `GH-80954`_
 ====================================================================================================================================  ===================  ====================  ====================  ===========
 
 GraphEdit