Update python requirements file

Changed the name to be more aligned with canonical
python usage. However, given that this is a multi-language
project, compromised for clarity.

Removed some packages no longer necessary for sawtooth.

Signed-off-by: Mic Bowman <mic.bowman@intel.com>

Author: cmickeyb

build/Makefile

@@ -94,7 +94,7 @@ $(PYTHON_DIR) :
 	virtualenv -p python3 --no-download $(DSTDIR)
 	. $(abspath $(DSTDIR)/bin/activate) && pip install --upgrade pip
 	. $(abspath $(DSTDIR)/bin/activate) && pip install --upgrade setuptools
-	. $(abspath $(DSTDIR)/bin/activate) && pip install -r python_packages.txt
+	. $(abspath $(DSTDIR)/bin/activate) && pip install -r python_requirements.txt
 
 $(DSTDIR) :
 	@echo CREATE INSTALLATION DIRECTORY $(DSTDIR)

build/python_packages.txt renamed to build/python_requirements.txt

@@ -1,10 +1,8 @@
 colorlog>=6.7.0
-google>=3.0.0
 lmdb>=1.4.0
 loguru>=0.6.0
 mergedeep>=1.3.4
 pkg_resources>=0.0.0
-protobuf==3.19.0
 pyparsing>=3.0.9
 requests>=2.28.2
 requests-toolbelt>=0.10.1