scripts: gha: psvita: fix building HLSDK, exit if we can't move to a directory

scripts/gha/build_psvita.sh

@@ -27,7 +27,7 @@ make -C vitaGL NO_TEX_COMBINER=1 HAVE_UNFLIPPED_FBOS=1 HAVE_PTHREAD=1 MATH_SPEED
 
 echo "Building vrtld..."
 
-pushd vita-rtld
+pushd vita-rtld || die
 cmake -S. -Bbuild -DCMAKE_BUILD_TYPE=Release || die_configure
 cmake --build build -- -j2 || die
 cmake --install build || die
@@ -35,7 +35,7 @@ popd
 
 echo "Building SDL..."
 
-pushd SDL
+pushd SDL || die
 cmake -S. -Bbuild -DCMAKE_TOOLCHAIN_FILE=${VITASDK}/share/vita.toolchain.cmake -DCMAKE_BUILD_TYPE=Release -DVIDEO_VITA_VGL=ON || die_configure
 cmake --build build -- -j2 || die
 cmake --install build || die
@@ -49,7 +49,7 @@ cp build/engine/xash.vpk pkgtemp/
 
 echo "Building HLSDK..."
 
-pushd hlsdk-xash3d
+pushd hlsdk-portable || die
 build_hlsdk mobile_hacks valve
 build_hlsdk opfor gearbox
 build_hlsdk bshift bshift
@@ -92,6 +92,6 @@ popd
 
 echo "Packaging artifacts..."
 
-pushd pkgtemp
+pushd pkgtemp || die
 7z a -t7z ../artifacts/xash3d-fwgs-psvita.7z -m0=lzma2 -mx=9 -mfb=64 -md=32m -ms=on -r xash.vpk data/
 popd