contributing - wording consistency between PR template and CONTRIBUTING.md

Author: jeremylt

CONTRIBUTING.md

@@ -46,12 +46,13 @@ By making a contribution to this project, I certify that:
 
 ## LLM Generated Content
 
-libCEED is a research software project, and such requires citation of the origin of ideas, as is expected with research papers.
-LLM generated code can contain novel algorithms developed by other researchers and replicated without attribution from the training data for the LLM.
-As such, we cannot accept pull requests containing code predominately generated by LLM.
+libCEED is a research software project, and such we require citation of the origin of ideas in the same way that citations are expected for research papers.
+LLM/GenAI generated code can contain novel algorithms developed by other researchers and replicated without attribution.
+As such, we cannot accept pull requests containing code predominately generated by LLM/GenAI.
 
-LLMs may be used to aid the development of code for pull requests (PR); however, the individual submitting the PR must adhere to the Developer's Certificate of Origin and is ultimately responsible for the content in the PR.
-Pull requests must disclose and describe all LLM usage.
+LLMs may be used to aid the development of code for pull requests (PR); however, the individual submitting the PR must certify to its contents as described by Developer's Certificate of Origin.
+The human creating the PR is ultimately responsible for the content in the PR.
+PRs must disclose and describe all LLM usage.
 
 ## Authorship