add Docker file for oidc and aws assume role step curl jq and aws usage (#671)

* add Docker file for oidc and aws assume role step curl jq and aws usage

* remove unnecessary arg

* add comment

Author: kim-codefresh

incubating/aws-sts-assume-role-with-web-identity/Dockerfile

@@ -0,0 +1,9 @@
+FROM python:alpine
+
+# using same aws-cli that was used before moving to quay images to prevent regressions
+ARG CLI_VERSION=1.16.284
+
+RUN apk -uv add --no-cache groff jq less && \
+    pip install --no-cache-dir awscli==$CLI_VERSION
+
+WORKDIR /aws

incubating/obtain-oidc-id-token/Dockerfile

@@ -0,0 +1,5 @@
+FROM alpine:3.14
+
+RUN apk add --no-cache curl jq bash
+
+CMD ["/bin/sh"]