Explicitly find and link blkid using pkg-config (#62979)

packages/flutter_tools/lib/src/linux/linux_doctor.dart

@@ -56,6 +56,7 @@ class LinuxDoctorValidator extends DoctorValidator {
     'gtk+-3.0',
     'glib-2.0',
     'gio-2.0',
+    'blkid',
   ];
 
   @override

packages/flutter_tools/templates/app/linux.tmpl/flutter/CMakeLists.txt

@@ -24,6 +24,7 @@ find_package(PkgConfig REQUIRED)
 pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
 pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
 pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0)
+pkg_check_modules(BLKID REQUIRED IMPORTED_TARGET blkid)
 
 set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so")
 
@@ -65,6 +66,7 @@ target_link_libraries(flutter INTERFACE
   PkgConfig::GTK
   PkgConfig::GLIB
   PkgConfig::GIO
+  PkgConfig::BLKID
 )
 add_dependencies(flutter flutter_assemble)
 

packages/flutter_tools/test/general.shard/linux/linux_doctor_test.dart

@@ -61,6 +61,7 @@ List<FakeCommand> _librariesPresentCommands() {
     FakeCommand(command: <String>['pkg-config', '--exists', 'gtk+-3.0']),
     FakeCommand(command: <String>['pkg-config', '--exists', 'glib-2.0']),
     FakeCommand(command: <String>['pkg-config', '--exists', 'gio-2.0']),
+    FakeCommand(command: <String>['pkg-config', '--exists', 'blkid']),
   ];
 }
 
@@ -73,6 +74,7 @@ List<FakeCommand> _librariesMissingCommands() {
       exitCode: 1,
     ),
     FakeCommand(command: <String>['pkg-config', '--exists', 'gio-2.0']),
+    FakeCommand(command: <String>['pkg-config', '--exists', 'blkid']),
   ];
 }