Fix python env

Changes:
     - python to python3 changes

Tested:
     - Ran test from the sandbox.

Change-Id: I8ed72e813510835d44793d6ab20bf6d4dc2de6a1
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tools/generate_test_document b/tools/generate_test_document
index eda7b9b..fe77d1f 100755
--- a/tools/generate_test_document
+++ b/tools/generate_test_document
@@ -49,17 +49,17 @@
     # Generate all test case documents
 
     local ret_code=0
-    python -m robot.testdoc tests testsdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc extended extendeddirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc gui guidirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc systest systestdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc xcat xcatdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc mnfg mnfgdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc tools toolsdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc ./openpower/ras rasdirectoryTCdocs.html || ret_code=1
-    python -m robot.testdoc ./openpower/secureboot securebootdirectoryTCdocs.html\
+    python3 -m robot.testdoc tests testsdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc extended extendeddirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc gui guidirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc systest systestdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc xcat xcatdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc mnfg mnfgdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc tools toolsdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc ./openpower/ras rasdirectoryTCdocs.html || ret_code=1
+    python3 -m robot.testdoc ./openpower/secureboot securebootdirectoryTCdocs.html\
         || ret_code=1
-    python -m robot.testdoc network networkdirectoryTCdocs.html ||\
+    python3 -m robot.testdoc network networkdirectoryTCdocs.html ||\
         ret_code=1
 
     return ${ret_code}
@@ -78,7 +78,7 @@
     fi
 
     echo ${test_dir_path} ${test_case_doc_file_path}
-    python -m robot.testdoc ${test_dir_path} ${test_case_doc_file_path}\
+    python3 -m robot.testdoc ${test_dir_path} ${test_case_doc_file_path}\
         || return 1
 
     return 0