style all reports filters (#1668)

opentech/apply/funds/tables.py

...nds/templates/funds/includes/table_filter_and_search.html

opentech/apply/projects/tables.py

...ion_projects/filters/widgets/date_range_input_widget.html

.../projects/templates/application_projects/report_list.html

opentech/static_src/src/sass/apply/components/_form.scss

...atic_src/src/sass/apply/components/_responsive-table.scss

opentech/static_src/src/sass/apply/main.scss