Minor wording fixes related to no-atexit

Reviewed-by: Tom Cosgrove <tom.cosgrove@arm.com>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
(Merged from #23642)

(cherry picked from commit 66e6f72)

INSTALL.md

@@ -552,7 +552,7 @@ Do not build support for async operations.
 Do not use `atexit()` in libcrypto builds.
 
 `atexit()` has varied semantics between platforms and can cause SIGSEGV in some
-circumstances. This options disables the atexit registration of OPENSSL_cleanup.
+circumstances. This option disables the atexit registration of OPENSSL_cleanup.
 
 ### no-autoalginit
 

test/recipes/90-test_shlibload.t

@@ -23,7 +23,7 @@ plan skip_all => "Test is disabled on AIX" if config('target') =~ m|^aix|;
 plan skip_all => "Test is disabled on NonStop" if config('target') =~ m|^nonstop|;
 plan skip_all => "Test only supported in a dso build" if disabled("dso");
 plan skip_all => "Test is disabled in an address sanitizer build" unless disabled("asan");
-plan skip_all => "Test is disabled if no-atexit is specified" if disabled("atexit");
+plan skip_all => "Test is disabled in no-atexit build" if disabled("atexit");
 
 plan tests => 10;