css: Use SCSS nesting in zulip.scss for `.actions_hovered`.
css: Use SCSS nesting in zulip.scss for `.actions_hovered`.



brainwane/zulip,zulip/zulip,andersk/zulip,punchagan/zulip,andersk/zulip,rht/zulip,timabbott/zulip,rht/zulip,eeshangarg/zulip,zulip/zulip,rht/zulip,hackerkid/zulip,synicalsyntax/zulip,andersk/zulip,hackerkid/zulip,timabbott/zulip,brainwane/zulip,synicalsyntax/zulip,kou/zulip,eeshangarg/zulip,showell/zulip,hackerkid/zulip,rht/zulip,timabbott/zulip,shubhamdhama/zulip,andersk/zulip,shubhamdhama/zulip,shubhamdhama/zulip,zulip/zulip,brainwane/zulip,shubhamdhama/zulip,showell/zulip,kou/zulip,eeshangarg/zulip,zulip/zulip,punchagan/zulip,punchagan/zulip,zulip/zulip,kou/zulip,punchagan/zulip,shubhamdhama/zulip,punchagan/zulip,timabbott/zulip,eeshangarg/zulip,timabbott/zulip,shubhamdhama/zulip,shubhamdhama/zulip,andersk/zulip,timabbott/zulip,andersk/zulip,hackerkid/zulip,hackerkid/zulip,punchagan/zulip,showell/zulip,eeshangarg/zulip,synicalsyntax/zulip,showell/zulip,rht/zulip,showell/zulip,brainwane/zulip,hackerkid/zulip,zulip/zulip,brainwane/zulip,timabbott/zulip,synicalsyntax/zulip,eeshangarg/zulip,rht/zulip,eeshangarg/zulip,synicalsyntax/zulip,synicalsyntax/zulip,zulip/zulip,punchagan/zulip,hackerkid/zulip,brainwane/zulip,showell/zulip,kou/zulip,kou/zulip,andersk/zulip,kou/zulip,brainwane/zulip,rht/zulip,kou/zulip,showell/zulip,synicalsyntax/zulip