Manpages of gcc-10 in Debian testing

• aarch64-linux-gnu-gcc-ar-10(1)
• aarch64-linux-gnu-gcc-nm-10(1)
• aarch64-linux-gnu-gcc-ranlib-10(1)
• gcc-ar-10(1)
• gcc-nm-10(1)
• gcc-ranlib-10(1)
• x86_64-linux-gnu-gcc-ar-10(1)
• x86_64-linux-gnu-gcc-nm-10(1)
• x86_64-linux-gnu-gcc-ranlib-10(1)