Rollup merge of rust-lang#153528 - homersimpsons:chore/fix-LegacyKeyValueFormat-mips, r=marcoieni

Fix LegacyKeyValueFormat report from docker build: mips

Part of rust-lang#152305

r? @marcoieni

Author: fmease

src/ci/docker/host-x86_64/dist-mips-linux/Dockerfile

@@ -26,5 +26,5 @@ ENV \
 
 ENV HOSTS=mips-unknown-linux-gnu
 
-ENV RUST_CONFIGURE_ARGS --enable-extended --disable-docs
-ENV SCRIPT python3 ../x.py dist --host $HOSTS --target $HOSTS
+ENV RUST_CONFIGURE_ARGS="--enable-extended --disable-docs"
+ENV SCRIPT="python3 ../x.py dist --host $HOSTS --target $HOSTS"

src/ci/docker/host-x86_64/dist-mips64-linux/Dockerfile

@@ -26,5 +26,5 @@ ENV \
 
 ENV HOSTS=mips64-unknown-linux-gnuabi64
 
-ENV RUST_CONFIGURE_ARGS --enable-extended --disable-docs
-ENV SCRIPT python3 ../x.py dist --host $HOSTS --target $HOSTS
+ENV RUST_CONFIGURE_ARGS="--enable-extended --disable-docs"
+ENV SCRIPT="python3 ../x.py dist --host $HOSTS --target $HOSTS"

src/ci/docker/host-x86_64/dist-mips64el-linux/Dockerfile

@@ -26,5 +26,5 @@ ENV \
 
 ENV HOSTS=mips64el-unknown-linux-gnuabi64
 
-ENV RUST_CONFIGURE_ARGS --enable-extended --disable-docs
-ENV SCRIPT python3 ../x.py dist --host $HOSTS --target $HOSTS
+ENV RUST_CONFIGURE_ARGS="--enable-extended --disable-docs"
+ENV SCRIPT="python3 ../x.py dist --host $HOSTS --target $HOSTS"

src/ci/docker/host-x86_64/dist-mipsel-linux/Dockerfile

@@ -26,5 +26,5 @@ ENV \
 
 ENV HOSTS=mipsel-unknown-linux-gnu
 
-ENV RUST_CONFIGURE_ARGS --enable-extended --disable-docs
-ENV SCRIPT python3 ../x.py dist --host $HOSTS --target $HOSTS
+ENV RUST_CONFIGURE_ARGS="--enable-extended --disable-docs"
+ENV SCRIPT="python3 ../x.py dist --host $HOSTS --target $HOSTS"