Update --isuptodate documentation (#584) #696

Job	Run time
Set version number	19s
Run tests (Basic_tests)	30s
Run tests (SqlServer)	55s
Run tests (PostgreSQL)	1m 10s
Run tests (MariaDB)	1m 10s
Run tests (Sqlite)	52s
Run tests (Oracle)	1m 11s
Build .NET Core (global) tool	42s
Build cli (osx-arm64)	53s
Build cli (win-x64)	39s
Build Nuget (grate.core)	33s
Build cli (win-x86)	39s
Build Nuget (grate.mariadb)	30s
Build and push docker image	0s
Build cli (win-arm64)	44s
Build Nuget (grate.oracle)	26s
Build cli (linux-musl-x64)	48s
Build Nuget (grate.postgresql)	36s
Build cli (linux-musl-arm64)	50s
Build Nuget (grate.sqlite)	32s
Build cli (linux-x64)	50s
Build Nuget (grate.sqlserver)	30s
Build cli (linux-arm64)	50s
Build cli (osx-x64)	55s
Build Debian package	0s
Build MSI	0s
	17m 4s

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