fix(php): expand recommended remediation for SQLi #1474

Job	Run time
build (javascript/express)	2m 10s
build (javascript/hapi)	16s
build (javascript/lang)	3m 23s
build (javascript/node)	14s
build (javascript/react)	24s
build (javascript/third_parties)	2m 0s
build (ruby/lang)	4m 16s
build (ruby/rails)	1m 41s
build (ruby/third_parties)	3m 42s
build (java/lang)	3m 13s
build (java/spring)	16s
build (java/android)	18s
build (java/third_parties)	30s
build (php/lang)	5m 7s
build (php/symfony)	55s
build (php/third_parties)	1m 6s
build (python/django)	1m 1s
build (python/lang)	2m 1s
build (python/third_parties)	41s
build (go/lang)	1m 2s
build (go/gosec)	2m 15s
build (go/gorilla)	14s
build (go/third_parties)	41s
	37m 26s

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