Build: Update TF-M version to v2.0.0

Signed-off-by: Anton Komlev <anton.komlev@arm.com>
Change-Id: I22658b9aeefeda037c14c90b5a3f0e7fc40fb479
diff --git a/cmake/version.cmake b/cmake/version.cmake
index b036c97..c226dae 100644
--- a/cmake/version.cmake
+++ b/cmake/version.cmake
@@ -6,7 +6,7 @@
 #-------------------------------------------------------------------------------
 
 # The 'TFM_VERSION_MANUAL' is used for fallback when Git tags are not available
-set(TFM_VERSION_MANUAL "1.8.1")
+set(TFM_VERSION_MANUAL "2.0.0")
 
 execute_process(COMMAND git describe --tags --always
     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
diff --git a/lib/ext/tf-m-tests/version.txt b/lib/ext/tf-m-tests/version.txt
index 930eeec..4f49cd0 100644
--- a/lib/ext/tf-m-tests/version.txt
+++ b/lib/ext/tf-m-tests/version.txt
@@ -8,4 +8,4 @@
 # Developers should keep the version value up to date to make sure it fits current TF-M version.
 # TF-M does not rely on this file to build.
 
-version=b0875b6
+version=TF-Mv2.0.0