Fix various typos

Found via `codespell -q 3 -S ./deps -L fo,numer,te,uint,wille`

Closes #1965

src/win32_platform.h

@@ -428,7 +428,7 @@ typedef struct _GLFWwindowWin32
 
     // The last received cursor position, regardless of source
     int                 lastCursorPosX, lastCursorPosY;
-    // The last recevied high surrogate when decoding pairs of UTF-16 messages
+    // The last received high surrogate when decoding pairs of UTF-16 messages
     WCHAR               highSurrogate;
 } _GLFWwindowWin32;