Install gettext in all editor build containers

This enables compiling the PO files to smaller binary MO files,
reducing the size of the editor binary which embeds them.

gettext will be added to the base container but I haven't done it
yet, so for now adding it manually here.

build-android/build.sh

@@ -16,6 +16,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 
 # Classical
 
+dnf -y install gettext
+
 if [ "${CLASSICAL}" == "1" ]; then
  echo "Starting classical build for Android..."
 

build-ios/build.sh

@@ -21,6 +21,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 
 # Classical
 
+dnf -y install gettext
+
 if [ "${CLASSICAL}" == "1" ]; then
  echo "Starting classical build for iOS..."
 

build-linux/build.sh

@@ -17,6 +17,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 # pkg-config wrongly points to lib instead of lib64 for arch-dependent header.
 sed -i ${GODOT_SDK_LINUX_X86_64}/x86_64-godot-linux-gnu/sysroot/usr/lib/pkgconfig/dbus-1.pc -e "s@/lib@/lib64@g"
 
+dnf -y install gettext
+
 # Classical
 
 if [ "${CLASSICAL}" == "1" ]; then

build-macos/build.sh

@@ -17,6 +17,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 
 # Classical
 
+dnf -y install gettext
+
 if [ "${CLASSICAL}" == "1" ]; then
  echo "Starting classical build for macOS..."
 

build-mono-glue/build.sh

@@ -20,6 +20,7 @@ sed -i ${GODOT_SDK_LINUX_X86_64}/x86_64-godot-linux-gnu/sysroot/usr/lib/pkgconfi
 
 # Temporarily until we make --headless mode actually skip X11.
 dnf install -y libX11 libXcursor libXrandr libXinerama libXi mesa-libGL
+dnf -y install gettext
 
 # Mono
 

build-web/build.sh

@@ -29,6 +29,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 
 # Classical
 
+dnf -y install gettext
+
 if [ "${CLASSICAL}" == "1" ]; then
  echo "Starting classical build for Web..."
 

build-windows/build.sh

@@ -16,6 +16,8 @@ tar xf /root/godot.tar.gz --strip-components=1
 
 # Classical
 
+dnf -y install gettext
+
 if [ "${CLASSICAL}" == "1" ]; then
  echo "Starting classical build for Windows..."