Update robotframework-requests package

Changes:
   - Requires this build script changes and code from test code
     https://gerrit.openbmc.org/c/openbmc/openbmc-test-automation/+/56052
   - Github task openbmc/openbmc-test-automation#2105
   - add robotframework-jsonlibrary package to replace deprecated
     keyword To JSON in test suites and resource files.

Tested: HW Jenkins test CI, code update, ffdc and few other test suites
        which are impacted due to this changes.

Change-Id: I73634fc3fd12ddd817d6016ebf156118d407fb24
Signed-off-by: George Keishing <gkeishin@in.ibm.com>

Author: gkeishin

scripts/build-qemu-robot-docker.sh

@@ -119,7 +119,8 @@ RUN pip3 install \
     websocket-client \
     json2yaml \
     robotframework \
-    robotframework-requests==0.7.0 \
+    robotframework-requests \
+    robotframework-jsonlibrary \
     robotframework-sshlibrary \
     robotframework-scplibrary \
     pysnmp \