Fix typos, add `wayvr` feature build instructions

Building-from-Source.md

@@ -7,7 +7,7 @@ Using [Rustup](https://rustup.rs/) is recommended.
 
 Ensure `rustc` is up to date: `rustup update stable`
 
-he following packages are required:
+The following packages are required:
 - Arch: `base-devel cmake libxkbcommon fontconfig dbus alsa-lib python3`
 - Fedora: `cmake libxkbcommon libxkbcommon-devel fontconfig fontconfig-devel dbus dbus-devel alsa-lib alsa-lib-devel python3`
 - Ubuntu: `build-essential pkg-config cmake libstdc++-12-dev libxkbcommon-dev fontconfig libfontconfig-dev libdbus-1-dev libasound2-dev python3`
@@ -53,8 +53,6 @@ Dependencies:
 - Fedora: `pipewire-devel clang`
 - Ubuntu: `libpipewire-0.3-0 libpipewire-0.3-dev libspa-0.2-dev clang`
 
-Dependencies: None
-
 ### Feature `osc`
 Enable this if you want XSO-compatible OSC parameters in VRChat
 
@@ -68,6 +66,14 @@ openOverlayCount (int)
 
 Dependencies: None
 
+### Feature `wayvr`
+Enable this if you want to run Wayland applications inside wlx-overlay-s.
+
+Dependencies:
+- Arch: `wayland libglvnd`
+- Fedora: `wayland-devel mesa-libEGL-devel`
+- Ubuntu: `libwayland-dev libegl-dev`
+
 # Execute the build
 
 Here are some examples you can do: