message: libceed - update to v0.7
diff: @@ -657,13 +657,13 @@ The specific libraries and their options are:
  - OCCA (optional), used when MFEM_USE_OCCA = YES.
  URL: https://libocca.org
  Options: OCCA_DIR, OCCA_OPT, OCCA_LIB.
  - Versions: OCCA >= 1.0.9.
  + Versions: OCCA >= 1.1.0.
  - libCEED (optional), used when MFEM_USE_CEED = YES.
  URL: https://github.com/CEED/libCEED
  https://ceed.exascaleproject.org/libceed
  Options: CEED_DIR, CEED_OPT, CEED_LIB.
  - Versions: libCEED > 0.6, git-hash bdfed75.
  + Versions: libCEED >= 0.7.
  - RAJA (optional), used when MFEM_USE_RAJA = YES.
  Beginning with MFEM v4.1, only RAJA v0.10.0+ is supported.
  