fix misspelling

Co-authored-by: Emil Gardström <emil.gardstrom@gmail.com>

Author: Dirreke

docker/Dockerfile.mips-unknown-linux-gnu

@@ -14,7 +14,7 @@ FROM cross-base as build
 
 RUN apt-get install --assume-yes --no-install-recommends \
     g++-mips-linux-gnu \
-    gfrotran-mips-linux-gnu \
+    gfortran-mips-linux-gnu \
     libc6-dev-mips-cross
 
 COPY qemu.sh /

docker/Dockerfile.powerpc64-unknown-linux-gnu

@@ -14,7 +14,7 @@ FROM cross-base as build
 
 RUN apt-get update && apt-get install --assume-yes --no-install-recommends \
     g++-powerpc64-linux-gnu \
-    gfrotran-powerpc64-linux-gnu \
+    gfortran-powerpc64-linux-gnu \
     libc6-dev-ppc64-cross
 
 COPY deny-debian-packages.sh /

docker/Dockerfile.sparc64-unknown-linux-gnu

@@ -14,7 +14,7 @@ FROM cross-base as build
 
 RUN apt-get update && apt-get install --assume-yes --no-install-recommends \
     g++-sparc64-linux-gnu \
-    g++-sparc64-linux-gfortran \
+    gfortran-sparc64-linux-gnu \
     libc6-dev-sparc64-cross
 
 COPY deny-debian-packages.sh /

docker/dragonfly.sh

@@ -95,7 +95,7 @@ EOF
         --disable-lto \
         --disable-multilib \
         --disable-nls \
-        --enable-languages=c,c++,,fortran \
+        --enable-languages=c,c++,fortran \
         --target="${target}"
     make "-j${nproc}"
     make install