docs: master -> main branch

DEVELOPMENT.md

@@ -20,7 +20,7 @@ release-arch  make arch-linux release package
 # make full build
 make -f Makefile.dev release-1.0.0
 # push release
-git push origin master --tags
+git push origin main --tags
 # create release from tag on github
 # attach .tar.gz to the github release
 make -f Makefile.dev release-arch
@@ -137,4 +137,4 @@ make -f Makefile.dev release-arch
   - [ ] Play from record text file
 - [ ] Fixes
   - [ ] Try to write NanoKontrol config
-  - [x] Investigate video device fps loss (bad unregister ?)
+  - [x] Investigate video device fps loss (bad unregister ?)

Makefile.dev

@@ -82,7 +82,7 @@ test-release: clean clean-release
 
 .PHONY: release-%
 release-%: clean clean-release
-	git pull origin master
+	git pull origin main
 	sed -i -E "s/[0-9]+\\.[0-9]+\\.[0-9]+/$*/g" configure.ac
 	aclocal
 	autoconf
@@ -96,7 +96,7 @@ release-%: clean clean-release
 	git add configure.ac PKGBUILD
 	git commit -am "forge (steel) v$*"
 	git tag v$* -m "forge (steel) v$*"
-	@echo "Push release: git push origin master --tags"
+	@echo "Push release: git push origin main --tags"
 	@echo "Rollback release: git reset HEAD~1 --hard && git tag -d v$*"