Mark HIP-RA as deprecated with HIP-RA-X as successor in READMEs (relevant to NREL#109)

Author: softwareengineerprogrammer

src/hip_ra/README.md

@@ -0,0 +1,5 @@
+# HIP-RA: Deprecated
+
+HIP-RA is succeeded by HIP-RA-X as of 2024-03-06.
+
+See https://github.com/NREL/GEOPHIRES-X/tree/main/src/hip_ra_x

src/hip_ra_x/README.md

@@ -1,5 +1,3 @@
-# HIP-RA-X: Under development
+# HIP-RA-X
 
-HIP-RA-X will be the successor version to HIP-RA.
-As of 2024-01-31, HIP-RA-X is still under development and should not be used for actual calculations until work is
-complete. (This README should be updated or deleted once HIP-RA-X is ready to be used as a replacement for HIP-RA.)
+HIP-RA-X is the successor version to HIP-RA.