inclusive Ranges: change end to last

[Qelxiros]

Tracking issue: #125687
ACP: rust-lang/libs-team#511

[rustbot]

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[rust-log-analyzer]

The job aarch64-gnu-llvm-19-1 failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

   Compiling rustc_index v0.0.0 (/checkout/compiler/rustc_index)
[RUSTC-TIMING] arrayref test:false 0.033
   Compiling rustc_graphviz v0.0.0 (/checkout/compiler/rustc_graphviz)
[RUSTC-TIMING] elsa test:false 0.465
error[E0560]: struct `std::range::RangeInclusive<usize>` has no field named `end`
   --> compiler/rustc_index/src/idx.rs:134:66
    |
134 |         core::range::RangeInclusive { start: self.start.index(), end: self.end.index() }
    |                                                                  ^^^ `std::range::RangeInclusive<_>` does not have this field
    |
    = note: available fields are: `last`

error[E0609]: no field `end` on type `std::range::RangeInclusive<I>`
   --> compiler/rustc_index/src/idx.rs:134:76
    |
134 |         core::range::RangeInclusive { start: self.start.index(), end: self.end.index() }
    |                                                                            ^^^ unknown field
    |
    = note: available fields are: `start`, `last`

[RUSTC-TIMING] rustc_graphviz test:false 0.456

[Qelxiros]

The above error isn't fixed by changing end to last, since rustc is built with beta std. I'm not sure how to fix this, since I'm not super familiar with the bootstrapping process.