Add Precaution script to the supported tools

Precaution is another SAST that can analyze Java code for security
vulnerabilities.

The Precaution CLI is named precli and must be installed via Pip.

For more information:
https://github.com/securesauce/precli
https://precli.readthedocs.io/latest/

Signed-off-by: Eric Brown <eric_wade_brown@yahoo.com>

scripts/runPrecaution.sh

@@ -0,0 +1,6 @@
+# To install Precaution CLI:
+#   pip install precli
+# 
+# See also: https://precli.readthedocs.io/latest/
+benchmark_version=$(scripts/getBenchmarkVersion.sh)
+precli -r . --json -o results/Benchmark_$benchmark_version-Precaution.json