feat(gcc): remove gcc toml filter.

Signed-off-by: Bryan Cardillo <[email protected]>

Author: cardillo

src/filters/gcc.toml

@@ -303,6 +303,7 @@ const RUST_HANDLED_COMMANDS: &[&str] = &[
     "proxy",
     "verify",
     "learn",
+    "gcc",
 ];
 
 fn compile_filter(name: String, def: TomlFilterDef) -> Result<CompiledFilter, String> {
@@ -1610,8 +1611,8 @@ match_command = "^make\\b"
         let filters = make_filters(BUILTIN_TOML);
         assert_eq!(
             filters.len(),
-            58,
-            "Expected exactly 58 built-in filters, got {}. \
+            57,
+            "Expected exactly 57 built-in filters, got {}. \
              Update this count when adding/removing filters in src/filters/.",
             filters.len()
         );
@@ -1671,8 +1672,8 @@ expected = "output line 1\noutput line 2"
         // All 58 existing filters still present + 1 new = 59
         assert_eq!(
             filters.len(),
-            59,
-            "Expected 59 filters after concat (58 built-in + 1 new)"
+            58,
+            "Expected 58 filters after concat (58 built-in + 1 new)"
         );
 
         // New filter is discoverable