PyYAML fix

Change-Id: I2a15b20deb4b2c55c7db67c45a8d273b29b7600a
Signed-off-by: Mark Beierl <mark.beierl@canonical.com>
diff --git a/requirements.in b/requirements.in
index 89184d5..128194b 100644
--- a/requirements.in
+++ b/requirements.in
@@ -15,4 +15,4 @@
 
 pyang
 pyangbind
-pyyaml==5.3.1
\ No newline at end of file
+pyyaml>6
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 1d040f2..f22c8a3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@
     #   pyangbind
 pyangbind==0.8.1
     # via -r requirements.in
-pyyaml==5.3.1
+pyyaml==6.0.1
     # via -r requirements.in
 regex==2023.5.5
     # via pyangbind