Fix typos with codespell

Using codespell 1.14.0.

Method:
```
$ cat > ../godot-word-whitelist.txt << EOF
ang
doubleclick
lod
nd
numer
que
te
unselect
EOF
$ codespell -w -q 3 -I ../godot-word-whitelist.txt --skip="./thirdparty,*.po"
$ git diff // undo unwanted changes
```

3 files changed, 5 insertions, 5 deletions

diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp
index 3b1734287a..a2e5813a4f 100644
--- a/servers/audio_server.cpp
+++ b/servers/audio_server.cpp
@@ -977,7 +977,7 @@ void AudioServer::update() {
 		uint64_t driver_time = AudioDriver::get_singleton()->get_profiling_time();
 		uint64_t server_time = prof_time;
 
-		// Substract the server time from the driver time
+		// Subtract the server time from the driver time
 		if (driver_time > server_time)
 			driver_time -= server_time;
 
@@ -995,7 +995,7 @@ void AudioServer::update() {
 				values.push_back(String(bus->name) + bus->effects[j].effect->get_name());
 				values.push_back(USEC_TO_SEC(bus->effects[j].prof_time));
 
-				// Substract the effect time from the driver and server times
+				// Subtract the effect time from the driver and server times
 				if (driver_time > bus->effects[j].prof_time)
 					driver_time -= bus->effects[j].prof_time;
 				if (server_time > bus->effects[j].prof_time)
diff --git a/servers/physics/collision_solver_sat.cpp b/servers/physics/collision_solver_sat.cpp
index fd919343f0..e2d7c8c44e 100644
--- a/servers/physics/collision_solver_sat.cpp
+++ b/servers/physics/collision_solver_sat.cpp
@@ -1337,7 +1337,7 @@ static void _collision_convex_polygon_convex_polygon(const ShapeSW *p_a, const T
 					return;
 			}
 		}
-		//edge-vertex( hsell)
+		//edge-vertex (shell)
 
 		for (int i = 0; i < edge_count_A; i++) {
 
@@ -1438,7 +1438,7 @@ static void _collision_convex_polygon_face(const ShapeSW *p_a, const Transform &
 					return;
 			}
 		}
-		//edge-vertex( hsell)
+		//edge-vertex (shell)
 
 		for (int i = 0; i < edge_count; i++) {
 
diff --git a/servers/visual/shader_language.h b/servers/visual/shader_language.h
index acc3297bed..67c273d267 100644
--- a/servers/visual/shader_language.h
+++ b/servers/visual/shader_language.h
@@ -646,7 +646,7 @@ private:
 		const DataType args[MAX_ARGS];
 	};
 
-	struct BuiltinFuncOutArgs { //arguments used as out in built in funcions
+	struct BuiltinFuncOutArgs { //arguments used as out in built in functions
 		const char *name;
 		int argument;
 	};