Fix error in check_entry (#25) #84

Job	Run time
Documentation	1m 7s
Julia 1.6 - ubuntu-latest - x64 - push	28s
Julia 1.6 - ubuntu-latest - x86 - push	27s
Julia 1.6 - macOS-latest - x64 - push	58s
Julia 1.6 - windows-latest - x64 - push	4m 33s
Julia 1.6 - windows-latest - x86 - push	7m 13s
Julia 1.7 - ubuntu-latest - x64 - push	25s
Julia 1.7 - ubuntu-latest - x86 - push	28s
Julia 1.7 - macOS-latest - x64 - push	49s
Julia 1.7 - windows-latest - x64 - push	50s
Julia 1.7 - windows-latest - x86 - push	54s
Julia nightly - ubuntu-latest - x64 - push	51s
Julia nightly - ubuntu-latest - x86 - push	1m 17s
Julia nightly - macOS-latest - x64 - push	1m 15s
Julia nightly - windows-latest - x64 - push	4m 39s
Julia nightly - windows-latest - x86 - push	5m 58s
	32m 12s

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