Software: Fix YAML types

Change-Id: I3fddcff3feaa14ccec59a4787da8cbb632f9c6b8
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/xyz/openbmc_project/Software/ActivationProgress.interface.yaml b/xyz/openbmc_project/Software/ActivationProgress.interface.yaml
index 9f96246..1529650 100644
--- a/xyz/openbmc_project/Software/ActivationProgress.interface.yaml
+++ b/xyz/openbmc_project/Software/ActivationProgress.interface.yaml
@@ -2,7 +2,7 @@
     Activation progress for an associated xyz.openbmc_project.Software.Version.
 properties:
     - name: Progress
-      type: uint8
+      type: byte
       description: >
         An integer between 0 and 100 representing the percentage complete of
         the current activation progress.