Remove mips target from github workflow

Author: vche

.github/workflows/ci.yml

@@ -47,10 +47,6 @@ jobs:
             aarch64-unknown-linux-gnu,
             aarch64-unknown-linux-musl,
             armv7-unknown-linux-gnueabihf,
-            mips-unknown-linux-gnu,
-            mips64-unknown-linux-gnuabi64,
-            mips64el-unknown-linux-gnuabi64,
-            mipsel-unknown-linux-gnu,
             powerpc-unknown-linux-gnu,
             powerpc64-unknown-linux-gnu,
             powerpc64le-unknown-linux-gnu,
@@ -79,4 +75,3 @@ jobs:
           use-cross: true
           command: test
           args: --target ${{ matrix.target }} --no-default-features --features "${{ env.FLOWGGER_FEATURES }}"
-