gitignore: Remove *.pc
gitignore: Remove *.pc

Change-Id: Ibb4872344e5287290929b4025ef03f4315fc43f9
Reviewed-on: https://gpro.lgsvl.com/62868
Reviewed-by: Jeongseok Kim <0c03ab7a1b32f29697716389c3f9549845834271@lge.com>
Tested-by: Jeongseok Kim <0c03ab7a1b32f29697716389c3f9549845834271@lge.com>

justinjoy/gst-plugins-cool,justinjoy/gst-plugins-cool