CI: Azure: Rework how we update MSYS2

Based on reading https://www.msys2.org/docs/ci/ and "Other Systems"
rework how we update MSYS2 to the current version.  We run it once, to
perform nothing other than being the first run, then we run pacman
twice.

Signed-off-by: Tom Rini <trini@konsulko.com>

diff --git a/.azure-pipelines.yml b/.azure-pipelines.yml
index 4e5c4b7..ad540ea 100644 (file)
--- a/.azure-pipelines.yml
+++ b/.azure-pipelines.yml
@@ -22,8 +22,9 @@ stages:
         displayName: 'Install MSYS2'
       - script: |
           sfx.exe -y -o%CD:~0,2%\
-          %CD:~0,2%\msys64\usr\bin\bash -lc "pacman --noconfirm -Syyuu"
-          %CD:~0,2%\msys64\usr\bin\bash -lc "pacman --noconfirm -Su"
+          %CD:~0,2%\msys64\usr\bin\bash -lc " "
+          %CD:~0,2%\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu"
+          %CD:~0,2%\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu"
         displayName: 'Update MSYS2'
       - script: |
           %CD:~0,2%\msys64\usr\bin\bash -lc "pacman --noconfirm --needed -Sy make gcc bison flex diffutils openssl-devel libgnutls-devel libutil-linux-devel"