Fixed spelling of "retryable" and "behavior", in code and README #13

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	name: "flink-connector-prometheus: build on pull request"
	on: [push, pull_request, workflow_dispatch]
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true
	jobs:
	compile_and_test:
	uses: ./.github/workflows/common.yml
	strategy:
	matrix:
	flink: [1.19.1, 1.20.0]
	java: [ '8, 11, 17']
	with:
	flink_version: ${{ matrix.flink }}
	jdk_version: ${{ matrix.java }}
	flink_url: https://archive.apache.org/dist/flink/flink-${{ matrix.flink }}/flink-${{ matrix.flink }}-bin-scala_2.12.tgz
	cache_flink_binary: true
	secrets: inherit

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