Correct getting instmode

modified:   interface/ri_inst_cli.py
	modified:   operation/finish_install/98state_grid_custom.py

interface/ri_inst_cli.py

@@ -36,7 +36,10 @@ def set_task_over():
     #    if re.match('instmode=',i):
     #        instmode = i.split('=')[1]
     #        break
-    instmode = os.environ["instmode"]
+    try:
+        instmode = os.environ["instmode"]
+    except:
+        instmode = 'Text'
     screen = SnackScreen()
     screen.drawRootText(0, 0, 'Rocky Security OS Install')
     screen.pushHelpLine(' ')