[Mbed] Update mbed-tools version (#22181)

* Restore and update mbed-tools in pw environment

The latest mbed-tools version supports click>=8.1and it is
compatible with requirements for Python 3.10

Signed-off-by: ATmobica <artur.tynecki@mobica.com>

* Restore mbed builds in cloudbuild

Signed-off-by: ATmobica <artur.tynecki@mobica.com>

Signed-off-by: ATmobica <artur.tynecki@mobica.com>
diff --git a/scripts/requirements.mbed.txt b/scripts/requirements.mbed.txt
index ba352d4..97483fe 100644
--- a/scripts/requirements.mbed.txt
+++ b/scripts/requirements.mbed.txt
@@ -1,4 +1,4 @@
-#mbed-tools>=7.49.1 ; platform_machine != 'aarch64' and sys_platform == 'linux'
+mbed-tools>=7.55.1.dev1 ; platform_machine != 'aarch64' and sys_platform == 'linux'
 pytest==6.2.5 ; platform_machine != 'aarch64' and sys_platform == 'linux'
 mbed-ls==1.8.11 ; platform_machine != 'aarch64' and sys_platform == 'linux'
 pdoc3 ; platform_machine != 'aarch64' and sys_platform == 'linux'