feat(stdlib)!: Replace `Int64` arithmatic functions with operators (#… #8629

Job	Run time
Build and test on macos-latest / Dependencies / Create dependencies cache	30m 40s
Build and test on windows-latest / Dependencies / Create dependencies cache	43m 26s
Build and test on ubuntu-latest / Dependencies / Create dependencies cache	20m 7s
Build and test on ubuntu-latest / (js) Build and test / (js) Build and test	13m 1s
Build and test on ubuntu-latest / (native) Build and test / (native) Build and test	6m 15s
Build and test on macos-latest / (native) Build and test / (native) Build and test	11m 43s
Build and test on macos-latest / (js) Build and test / (js) Build and test	16m 8s
Build and test on windows-latest / (native) Build and test / (native) Build and test	23m 28s
Build and test on windows-latest / (js) Build and test / (js) Build and test	21m 55s
Test pkg binaries / Test pkg binary on ubuntu-latest	4m 11s
Test pkg binaries / Test pkg binary on macos-latest	4m 21s
Test pkg binaries / Test pkg binary on windows-latest	27s
	3h 15m 42s

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