Merge branch 'master' into jgrpp

# Conflicts:
#	.github/workflows/ci-build.yml
#	.github/workflows/commit-checker.yml
#	src/command.cpp
#	src/company_cmd.cpp
#	src/company_gui.cpp
#	src/crashlog.cpp
#	src/economy.cpp
#	src/lang/english.txt
#	src/lang/german.txt
#	src/lang/korean.txt
#	src/misc_gui.cpp
#	src/newgrf_config.cpp
#	src/openttd.cpp
#	src/settings_gui.cpp
#	src/ship_cmd.cpp
#	src/table/settings/gui_settings.ini

.github/workflows/unused-strings.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Check for unused strings
       run: |