gnu: Fix the hashes of mutated GitHub archives.
Fixes <https://bugs.gnu.org/28745>.
* gnu/packages/audio.scm (csound): Fix hash.
* gnu/packages/engineering.scm (fritzing): Likewise.
* gnu/packages/erlang.scm (erlang): Likewise.
* gnu/packages/fonts.scm (font-google-material-design-icons): Likewise.
* gnu/packages/graphics.scm (ogre): Likewise.
* gnu/packages/java.scm (java-plexus-interpolation, antlr3): Likewise.
* gnu/packages/serialization.scm (yaml-cpp): Likewise.
* gnu/packages/version-control.scm (libgit2): Likewise.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>