Fix spelling mistake in ProcReceive (#19853)

There was a spelling mistake in the ProcReceive handler. This PR fixes
this.

routers/private/hook_proc_receive.go

@@ -23,7 +23,7 @@ func HookProcReceive(ctx *gitea_context.PrivateContext) {
 		return
 	}
 
-	results := agit.ProcRecive(ctx, opts)
+	results := agit.ProcReceive(ctx, opts)
 	if ctx.Written() {
 		return
 	}

services/agit/agit.go

@@ -20,8 +20,8 @@ import (
 	pull_service "code.gitea.io/gitea/services/pull"
 )
 
-// ProcRecive handle proc receive work
-func ProcRecive(ctx *context.PrivateContext, opts *private.HookOptions) []private.HookProcReceiveRefResult {
+// ProcReceive handle proc receive work
+func ProcReceive(ctx *context.PrivateContext, opts *private.HookOptions) []private.HookProcReceiveRefResult {
 	// TODO: Add more options?
 	var (
 		topicBranch string