Add support for MAX PASSWORD LENGTH

As per NIST Guideline  https://pages.nist.gov/800-63-4/sp800-63b.html

Verifiers and CSPs SHOULD permit a MaxPasswordLength must be at least
64 characters therefore added this support. Added this as a meson option
each organization can configure their own MAX PASSWORD LENGTH. Default
value is as per NIST guideline recommendation

Testing:

Validated MinPasswordLangth > MaxPasswordLength test cases and worked
as expected.

Change-Id: I75b0056a0acc038d3103016ebbdaa6be08df74a1
Signed-off-by: Chandramohan Harkude <chandramohan.harkude@gmail.com>
diff --git a/meson.options b/meson.options
index ace1bdd..44551ad 100644
--- a/meson.options
+++ b/meson.options
@@ -5,3 +5,10 @@
     description: 'Enable management of the root user',
     value: 'enabled',
 )
+
+option(
+    'MAX_PASSWORD_LENGTH',
+    type: 'integer',
+    value: 64,
+    description: 'Max password Length default value as per NIST guideline recommendation',
+)