Clean-up: reduce whiskermenu-1.rc to config snippet (MR 9)

No need to have a full config file. Configs that differ from upstream
configs are sufficient.

config/xfce4/panel/whiskermenu-1.rc

-button-title=Applications
 button-icon=/usr/share/icons/postmarketOS/logo.svg
-button-single-row=false
-show-button-title=false
-show-button-icon=true
-launcher-show-name=true
-launcher-show-description=true
-launcher-show-tooltip=true
 item-icon-size=2
-hover-switch-category=false
-category-show-name=true
-category-icon-size=1
-load-hierarchy=false
-recent-items-max=10
-favorites-in-recent=true
-display-recent-default=false
+view-mode=1
 position-search-alternate=false
-position-commands-alternate=false
 position-categories-alternate=false
-stay-on-focus-out=false
-confirm-session-command=true
 menu-width=400
-menu-height=500
-menu-opacity=100
-command-settings=xfce4-settings-manager
-show-command-settings=true
-command-lockscreen=xflock4
-show-command-lockscreen=true
-command-switchuser=gdmflexiserver
-show-command-switchuser=false
-command-logoutuser=xfce4-session-logout --logout --fast
-show-command-logoutuser=false
-command-restart=xfce4-session-logout --reboot --fast
-show-command-restart=false
-command-shutdown=xfce4-session-logout --halt --fast
-show-command-shutdown=false
-command-suspend=xfce4-session-logout --suspend
-show-command-suspend=false
-command-hibernate=xfce4-session-logout --hibernate
-show-command-hibernate=false
-command-logout=xfce4-session-logout
-show-command-logout=true
-command-menueditor=menulibre
-show-command-menueditor=true
-command-profile=mugshot
-show-command-profile=true
-search-actions=5
-
-[action0]
-name=Man Pages
-pattern=#
-command=exo-open --launch TerminalEmulator man %s
-regex=false
-
-[action1]
-name=Web Search
-pattern=?
-command=exo-open --launch WebBrowser https://duckduckgo.com/?q=%u
-regex=false
-
-[action2]
-name=Wikipedia
-pattern=!w
-command=exo-open --launch WebBrowser https://en.wikipedia.org/wiki/%u
-regex=false
-
-[action3]
-name=Run in Terminal
-pattern=!
-command=exo-open --launch TerminalEmulator %s
-regex=false
-
-[action4]
-name=Open URI
-pattern=^(file|http|https):\\/\\/(.*)$
-command=exo-open \\0
-regex=true
-