typo fixes

README.md

@@ -24,7 +24,7 @@ Toolchain prefix: `riscv32-unknown-elf` or `riscv64-unknown-elf` (see the indivi
 | Status | Release (tag) | Download archive | GCC | binutils | march | mabi | c-lib |
 |:------:|:-------------:|:----------------:|:---:|:--------:|:-----:|:----:|:-----:|
 | :green_circle: | [rv32i-4.0.0](https://github.com/stnolting/riscv-gcc-prebuilt/releases/tag/rv32i-4.0.0) | [:floppy_disk: download](https://github.com/stnolting/riscv-gcc-prebuilt/releases/download/rv32i-4.0.0/riscv32-unknown-elf.gcc-12.1.0.tar.gz) | 12.1.0 | 2.39 | `rv32i` | `ilp32` | newlib |
-| :red_circle: | [rv64imc-3.0.0](https://github.com/stnolting/riscv-gcc-prebuilt/releases/tag/rv64imc-3.0.0) | [:floppy_disk: download](https://github.com/stnolting/riscv-gcc-prebuilt/releases/download/rv64imc-3.0.0/riscv64-unknown-elf.gcc-12.1.0.tar.gz) | 12.1.0 | 2.39 | multilib: `rv32i[m][a][c]` | `ilp32` | newlib |
+| :red_circle: | [rv64imc-3.0.0](https://github.com/stnolting/riscv-gcc-prebuilt/releases/tag/rv64imc-3.0.0) | [:floppy_disk: download](https://github.com/stnolting/riscv-gcc-prebuilt/releases/download/rv64imc-3.0.0/riscv64-unknown-elf.gcc-12.1.0.tar.gz) | 12.1.0 | 2.39 | multilib: `rv32i[m][c]` | `ilp32` | newlib |
 | :yellow_circle: | [rv32i-2.0.0](https://github.com/stnolting/riscv-gcc-prebuilt/releases/tag/rv32i-2.0.0) | [:floppy_disk: download](https://github.com/stnolting/riscv-gcc-prebuilt/releases/download/rv32i-2.0.0/riscv32-unknown-elf.gcc-10.2.0.rv32i.ilp32.newlib.tar.gz) | 10.2.0 | 2.35 | `rv32i` | `ilp32` | newlib |
 | :red_circle: | [rv32e-1.0.0](https://github.com/stnolting/riscv-gcc-prebuilt/releases/tag/rv32e-1.0.0) | [:floppy_disk: download](https://github.com/stnolting/riscv-gcc-prebuilt/releases/download/rv32e-1.0.0/riscv32-unknown-elf.gcc-10.1.0.rv32e.ilp32e.newlib.tar.gz) | 10.1.0 | 2.34 | `rv32e` | `ilp32e` | newlib |