Fix image bug and update OCI text (#224)

### Description

<!-- Describe what this change achieves-->
Fixes image bug and updates OCI text 

### Issues Resolved

<!-- List any issues this PR will resolve. -->
<!-- Example: closes #1234 -->

### Check List
- [x] Commits are signed per the DCO using `--signoff`

By submitting this pull request, I confirm that my contribution is made
under the terms of the BSD-3-Clause License.

---------

Signed-off-by: Nigel Brown <[email protected]>
Signed-off-by: Nigel Brown <[email protected]>
Signed-off-by: Madelyn Olson <[email protected]>
Co-authored-by: Madelyn Olson <[email protected]>

Author: pnbrown

_data/participants.yml

@@ -73,9 +73,9 @@
 - name: Oracle Cloud Infrastructure
   link: https://www.oracle.com/cloud/
   image:
-    path: /img/oracle.svg
+    path: /img/Oracle.svg
     alt: Oracle logo
   company: >
-    The next-generation cloud designed to run any application, faster and more securely, for less.
+    Oracle Cloud Infrastructure (OCI) is a deep and broad platform of public cloud services that enables customers to build and run a wide range of applications in a scalable, secure, highly available, fault-tolerant, and high-performance environment.
   offering: >
     Achieve sub-millisecond latency with [Oracle Cloud Infrastructure (OCI) Cache](https://www.oracle.com/cloud/cache/).