Update LLDB visualizer to include skia_private namespace.

This fixes visualization of types which use AutoTArray, particularly
SkTHashMap.

Change-Id: I4dfe16a6a007bb20763b6a580b0aa2e80ab2dd83
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/662096
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
1 file changed