Improve flag name filtering #546
Description
0$ r2 frida://92737
ERROR: Invalid flag name 'dmm._System_Library_Fonts_ヒラギノ角ゴシック_W3.ttc'
ERROR: Invalid flag name 'dmm._System_Library_Fonts_ヒラギノ角ゴシック_W5.ttc'
INFO: Mounted io on /r2f at 0x0
-- Use '-e bin.strings=false' to disable automatic string search when loading the binary.
[0x1026a8000]>