Fix ccov tag, update apt list

Author: AlexNDRmac

.gitattributes

@@ -1,5 +1,5 @@
 # Set the default behavior, in case people don't have core.autocrlf set.
-* text=auto
+* text=auto eol=lf
 
 *.c   linguist-language=C
 *.h   linguist-language=C

.github/actions/build-linux/action.yml

@@ -7,6 +7,7 @@ runs:
     - name: Install RE2C Lexer Generator
       shell: bash
       run: |
+        sudo apt-get update --quiet --yes 1>/dev/null
         sudo apt-get install re2c lcov
 
     - name: Build Zephir Parser for Linux

.github/workflows/ci.yml

@@ -152,7 +152,7 @@ jobs:
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./lcov.info
-          flags: unittests,${{ matrix.os }}
+          flags: unittests,${{ runner.os }}
 
       - name: Upload Info for Debug on Fail
         if: failure()