lshal: remove ListCommand addLine

Remove obnoxious addLine(...) in ListCommand.cpp by moving
the feature of selecting columns into the "Table" class.

Test: lshal
Test: lshal -m
Test: lshal -d (shows debug info for context hub)
Test: lshal_test
Bug: 35389839
Change-Id: Ieb4a6e544ef39c9f1a63b046a44b6a8e1416ea62
diff --git a/cmds/lshal/Android.bp b/cmds/lshal/Android.bp
index 2eed1ce..fab7bfd 100644
--- a/cmds/lshal/Android.bp
+++ b/cmds/lshal/Android.bp
@@ -28,6 +28,7 @@
         "Lshal.cpp",
         "ListCommand.cpp",
         "PipeRelay.cpp",
+        "TableEntry.cpp",
         "TextTable.cpp",
         "utils.cpp",
     ],