Removed debug lines from shell scripts; activate.sh now prints UNITY env

Only substrings of the Unity environment variables though, so we're not completely exposing everything...even though I guess anybody could do this at any time...

builder/steps/activate.sh

@@ -1,7 +1,5 @@
 #!/usr/bin/env bash
 
-echo "In activate.sh"
-
 if [[ -n "$UNITY_LICENSE" ]]; then
   #
   # PERSONAL LICENSE MODE
@@ -68,6 +66,11 @@ else
   #
   # Note: This is the preferred way for PROFESSIONAL LICENSES.
   #
+
+  echo "UNITY_SERIAL: ${UNITY_SERIAL:0:10}"
+  echo "UNITY_EMAIL: ${UNITY_EMAIL:-4}"
+  echo "UNITY_PASSWORD: ${UNITY_PASSWORD:0:4}"
+
   xvfb-run --auto-servernum --server-args='-screen 0 640x480x24' \
     /opt/Unity/Editor/Unity \
       -batchmode \

builder/steps/build.sh

@@ -4,8 +4,6 @@
 # Set project path
 #
 
-echo "In build.sh"
-
 UNITY_PROJECT_PATH=$GITHUB_WORKSPACE/$PROJECT_PATH
 echo "Using project path \"$UNITY_PROJECT_PATH\"."
 

builder/steps/return_license.sh

@@ -1,7 +1,5 @@
 #!/usr/bin/env bash
 
-echo "In return_license.sh"
-
 if [[ -n "$UNITY_SERIAL" ]]; then
   #
   # PROFESSIONAL (SERIAL) LICENSE MODE