Fix fuzzing sanity

tools/fuzzer/runners/client_fuzzer.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=2048"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/hpack_parser_fuzzer_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=512"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/http_fuzzer_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=2048"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/json_fuzzer_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=512"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/nanopb_fuzzer_response_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=128"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/nanopb_fuzzer_serverlist_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=128"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/server_fuzzer.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=2048"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]

tools/fuzzer/runners/uri_fuzzer_test.sh

@@ -33,7 +33,7 @@ flags="-max_total_time=$runtime -artifact_prefix=fuzzer_output/ -max_len=128"
 
 if [ "$jobs" != "1" ]
 then
-  flags="-jobs=$jobs -workers=$jobs"
+  flags="-jobs=$jobs -workers=$jobs $flags"
 fi
 
 if [ "$config" == "asan-trace-cmp" ]