Correct some wrong English grammar. NFC (#22106)

Author: shlomif

ChangeLog.md

@@ -1249,7 +1249,7 @@ See docs/process.md for more on how version tagging works.
   their own secondary sysroot may be able to simplify their build system by
   removing this completely and relying on the new default.
 - Reinstated the warning on linker-only `-s` settings passed when not linking
-  (i.e. when compiling with `-c`).  As before this can disabled with
+  (i.e. when compiling with `-c`).  As before this can be disabled with
   `-Wno-unused-command-line-argument` (#14182).
 - Standalone wasm mode no longer does extra binaryen work during link. It used
   to remove unneeded imports, in hopes of avoiding nonstandard imports that

site/source/docs/tools_reference/settings_reference.rst

@@ -53,7 +53,7 @@ CHECK_NULL_WRITES
 When STACK_OVERFLOW_CHECK is enabled we also check writes to address zero.
 This can help detect NULL pointer usage.  If you want to skip this extra
 check (for example, if you want reads from the address zero to always return
-zero) you can disabled this here.  This setting has no effect when
+zero) you can disable this here.  This setting has no effect when
 STACK_OVERFLOW_CHECK is disabled.
 
 Default value: true

src/settings.js

@@ -68,7 +68,7 @@ var STACK_OVERFLOW_CHECK = 0;
 // When STACK_OVERFLOW_CHECK is enabled we also check writes to address zero.
 // This can help detect NULL pointer usage.  If you want to skip this extra
 // check (for example, if you want reads from the address zero to always return
-// zero) you can disabled this here.  This setting has no effect when
+// zero) you can disable this here.  This setting has no effect when
 // STACK_OVERFLOW_CHECK is disabled.
 var CHECK_NULL_WRITES = true;