Update dependabot.yml (#95) #59

Job	Run time
Julia 1.6 - ubuntu-latest - x64 - push	11s
Julia 1.6 - ubuntu-latest - x86 - push	8s
Julia 1.6 - macOS-latest - x64 - push	16s
Julia 1.6 - windows-latest - x64 - push	23s
Julia 1.6 - windows-latest - x86 - push	42s
Julia 1 - ubuntu-latest - x64 - push	9s
Julia 1 - ubuntu-latest - x86 - push	10s
Julia 1 - macOS-latest - x64 - push	20s
Julia 1 - windows-latest - x64 - push	33s
Julia 1 - windows-latest - x86 - push	28s
Julia nightly - ubuntu-latest - x64 - push	14s
Julia nightly - ubuntu-latest - x86 - push	14s
Julia nightly - macOS-latest - x64 - push	50s
Julia nightly - windows-latest - x64 - push	30s
Julia nightly - windows-latest - x86 - push	38s
	5m 46s

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