gitignore: add missing entries binaries

Add missing entries for simtrace2-tool, crctool, and host/tests

Change-Id: I23f4b387f220146bccf7d723cc773a72d8e17a65
diff --git a/.gitignore b/.gitignore
index 1a07453..f8f1139 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,9 @@
 host/simtrace2-list
 host/simtrace2-cardem-pcsc
 host/contrib/simtrace2.spec
+host/src/simtrace2-tool
+host/tests
 usb_strings_generated.h
 firmware/usbstring/usbstring
 firmware/apps/*/usb_strings.txt.patched
+firmware/misc/crctool
\ No newline at end of file