Update casa.yml

.github/workflows/casa.yml

@@ -83,7 +83,9 @@ jobs:
           mkdir /opt/glibc230
           tar xvfj glibc-2.30.tar.bz2
           cd glibc-2.30
-          ./configure --prefix=/opt/glibc230
+          mkdir build
+          cd build
+          ../configure --prefix=/opt/glibc230
           make
           make install