Build: Fix typo in cmake_version

Replace incompatiable with incompatible.

Signed-off-by: Nicola Mazzucato <nicola.mazzucato@arm.com>
Change-Id: I67ad2783750873eddfccd3cc57be69e6f42ba041
diff --git a/cmake/check_version.cmake b/cmake/check_version.cmake
index 3bd5131..13d5b8b 100644
--- a/cmake/check_version.cmake
+++ b/cmake/check_version.cmake
@@ -77,7 +77,7 @@
         "   trusted-firmware-m/lib/ext/version.txt and upload that change to trusted-firmware-m.\n"
         " - If you are testing an older version of TF-M, please switch tf-m-tests to\n"
         "   version *${RECOMMENDED_TFM_TESTS_VERSION}*.\n"
-        "   Build or tests might fail due to incompatiable configurations.\n")
+        "   Build or tests might fail due to incompatible configurations.\n")
     return()
 endif()
 
@@ -100,5 +100,5 @@
 message(WARNING
     " Current tf-m-tests HEAD is different from the version *${RECOMMENDED_TFM_TESTS_VERSION}* recommended by TF-M.\n"
     " You might be working on a development branch diverged from the main branch.\n"
-    " Build or tests might fail due to incompatiable configurations.\n"
+    " Build or tests might fail due to incompatible configurations.\n"
     " Suggest to rebase your commits on tf-m-tests main branch.\n")