Update msrv for gh action

Author: fafhrd91

.github/workflows/linux.yml

@@ -8,7 +8,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - 1.65.0 # MSRV
+          - 1.75.0 # MSRV
           - stable
           - nightly
 
@@ -50,7 +50,7 @@ jobs:
           key: ${{ matrix.version }}-x86_64-unknown-linux-gnu-cargo-index-trimmed-${{ hashFiles('**/Cargo.lock') }}
 
       - name: Cache cargo tarpaulin
-        if: matrix.version == '1.65.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
+        if: matrix.version == '1.75.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
         uses: actions/cache@v1
         with:
           path: ~/.cargo/bin
@@ -64,19 +64,19 @@ jobs:
           args: --all --all-features --no-fail-fast -- --nocapture
 
       - name: Install tarpaulin
-        if: matrix.version == '1.65.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
+        if: matrix.version == '1.75.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
         continue-on-error: true
         run: |
           cargo install cargo-tarpaulin
 
       - name: Generate coverage report
-        if: matrix.version == '1.65.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
+        if: matrix.version == '1.75.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
         continue-on-error: true
         run: |
           cargo tarpaulin --out Xml --all --all-features
 
       - name: Upload to Codecov
-        if: matrix.version == '1.65.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
+        if: matrix.version == '1.75.0' && (github.ref == 'refs/heads/master' || github.event_name == 'pull_request')
         continue-on-error: true
         uses: codecov/codecov-action@v1
         with:
@@ -85,8 +85,9 @@ jobs:
       - name: Install cargo-cache
         continue-on-error: true
         run: |
-          cargo install cargo-cache --version 0.6.2 --no-default-features --features ci-autoclean
+          cargo install cargo-cache --no-default-features --features ci-autoclean
 
       - name: Clear the cargo caches
+        continue-on-error: true
         run: |
           cargo-cache