Fix some wrong descriptions in the docs

(cherry picked from commit f29a7c040414aae6ff95d1810fbb041f4dc319b9)

doc/classes/BaseMaterial3D.xml

@@ -390,7 +390,7 @@
 			Repeat flags for the texture. See [enum TextureFilter] for options.
 		</member>
 		<member name="transparency" type="int" setter="set_transparency" getter="get_transparency" enum="BaseMaterial3D.Transparency" default="0">
-			If [code]true[/code], transparency is enabled on the body. Some transparency modes will disable shadow casting. Any transparency mode other than Disabled has a greater performance impact compared to opaque rendering. See also [member blend_mode].
+			The material's transparency mode. Some transparency modes will disable shadow casting. Any transparency mode other than [constant TRANSPARENCY_DISABLED] has a greater performance impact compared to opaque rendering. See also [member blend_mode].
 		</member>
 		<member name="use_particle_trails" type="bool" setter="set_flag" getter="get_flag" default="false">
 			If [code]true[/code], enables parts of the shader required for [GPUParticles3D] trails to function. This also requires using a mesh with appropriate skinning, such as [RibbonTrailMesh] or [TubeTrailMesh]. Enabling this feature outside of materials used in [GPUParticles3D] meshes will break material rendering.

doc/classes/Control.xml

@@ -399,7 +399,7 @@
 			<return type="float" />
 			<param index="0" name="offset" type="int" enum="Side" />
 			<description>
-				Returns the anchor for the specified [enum Side]. A getter method for [member offset_bottom], [member offset_left], [member offset_right] and [member offset_top].
+				Returns the offset for the specified [enum Side]. A getter method for [member offset_bottom], [member offset_left], [member offset_right] and [member offset_top].
 			</description>
 		</method>
 		<method name="get_parent_area_size" qualifiers="const">
@@ -840,7 +840,7 @@
 			<param index="0" name="side" type="int" enum="Side" />
 			<param index="1" name="neighbor" type="NodePath" />
 			<description>
-				Sets the anchor for the specified [enum Side] to the [Control] at [param neighbor] node path. A setter method for [member focus_neighbor_bottom], [member focus_neighbor_left], [member focus_neighbor_right] and [member focus_neighbor_top].
+				Sets the focus neighbor for the specified [enum Side] to the [Control] at [param neighbor] node path. A setter method for [member focus_neighbor_bottom], [member focus_neighbor_left], [member focus_neighbor_right] and [member focus_neighbor_top].
 			</description>
 		</method>
 		<method name="set_global_position">