Add malformed test json files to linter ignore file

There are few malformed json files in unit tests. Which was
causing CI failures with prettier. These file needs to be
skipped while formatting.

Unit Tests:
  1. Verify formatting is skipped for ignored files.

Signed-off-by: Chinmay Shripad Hegde <hosmanechinmay@gmail.com>
Change-Id: Idc7e6b1bf8d0d446aa71ff3cefe390b011340bdf
diff --git a/.linter-ignore b/.linter-ignore
new file mode 100644
index 0000000..7b5e702
--- /dev/null
+++ b/.linter-ignore
@@ -0,0 +1,4 @@
+host-bmc/test/host_effecter_jsons/malformed/dbus_to_host_effecter.json
+host-bmc/test/host_effecter_jsons/no_json/dummy.json
+libpldmresponder/test/pdr_jsons/state_effecter/malformed/effecter_pdr.json
+libpldmresponder/test/pdr_jsons/state_sensor/malformed/sensor_pdr.json