Ports: Update the citron patches after upstreaming a few

This also switches to checking out a specific commit instead of just the
master HEAD, as the port linter requires a hash (which is imo pointless
in this case), and we can't provide a stable hash for the master branch
HEAD.

Ports/citron/patches/0002-Make-fiber-a-noop.patch

@@ -0,0 +1,146 @@
+From 9dd73dc37156e39a03cbf4c2af0d754bf84882ab Mon Sep 17 00:00:00 2001
+From: Ali Mohammad Pur <ali.mpfard@gmail.com>
+Date: Fri, 11 Feb 2022 16:32:42 +0330
+Subject: [PATCH 2/9] Make fiber a noop
+
+Serenity doesn't have ucontext.
+---
+ src/fiber.c | 22 ++++++++++++++++++++--
+ 1 file changed, 20 insertions(+), 2 deletions(-)
+
+diff --git a/src/fiber.c b/src/fiber.c
+index e8a99f1..23afae6 100644
+--- a/src/fiber.c
++++ b/src/fiber.c
+@@ -49,6 +49,7 @@ extern int waitForAllFibers();
+ #endif
+ /* <HEADER */
+ 
++#ifndef __serenity__
+ #include <malloc.h>
+ #include <ucontext.h>
+ 
+@@ -76,21 +77,25 @@ static int numFibers = 0;
+ 
+ // The "main" execution context
+ static ucontext_t mainContext;
++#endif
+ 
+ // Sets all the fibers to be initially inactive
+ void initFibers()
+ {
++#ifndef __serenity__
+     int i;
+     for (i = 0; i < MAX_FIBERS; ++i) {
+         fiberList[i].active = 0;
+     }
+ 
+     return;
++#endif
+ }
+ 
+ // Switches from a fiber to main or from main to a fiber
+ void fiberYield()
+ {
++#ifndef __serenity__
+     // If we are in a fiber, switch to the main process
+     if (inFiber) {
+         // Switch to the main context
+@@ -129,6 +134,7 @@ void fiberYield()
+             fiberList[numFibers].active = 0;
+         }
+     }
++#endif
+     return;
+ }
+ 
+@@ -137,16 +143,21 @@ void fiberYield()
+ // context of execution.
+ static void fiberStart(ctr_object* block)
+ {
++#ifndef __serenity__
+     fiberList[currentFiber].active = 1;
+     ctr_block_run_here(block, NULL, block);
+     fiberList[currentFiber].active = 0;
+ 
+     // Yield control, but because active == 0, this will free the fiber
+     fiberYield();
++#endif
+ }
+ 
+ int spawnFiber(ctr_object* block)
+ {
++#ifdef __serenity__
++    return 0;
++#else
+     if (numFibers == MAX_FIBERS)
+         return LF_MAXFIBERS;
+ 
+@@ -171,10 +182,12 @@ int spawnFiber(ctr_object* block)
+     ++numFibers;
+ 
+     return LF_NOERROR;
++#endif
+ }
+ 
+ int waitForAllFibers()
+ {
++#ifndef __serenity__
+     int fibersRemaining = 0;
+ 
+     // If we are in a fiber, wait for all the *other* fibers to quit
+@@ -187,12 +200,14 @@ int waitForAllFibers()
+     // Execute the fibers until they quit
+     while (numFibers > fibersRemaining)
+         fiberYield();
++#endif
+ 
+     return LF_NOERROR;
+ }
+ 
+ int waitForFiber(int id)
+ {
++#ifndef __serenity__
+     int fibersRemaining = id;
+ 
+     // If we are in a fiber, wait for all the *other* fibers to quit
+@@ -205,15 +220,18 @@ int waitForFiber(int id)
+     // Execute the fibers until they quit
+     while (numFibers > fibersRemaining)
+         fiberYield();
++#endif
+ 
+     return LF_NOERROR;
+ }
+ 
+ int yieldNTimes(int n)
+ {
++#ifndef __serenity__
+     while (--n != 0) {
+         fiberYield();
+     }
++#endif
+     return LF_NOERROR;
+ }
+ 
+@@ -258,7 +276,7 @@ ctr_object* ctr_fiber_spawn(ctr_object* myself, ctr_argument* argumentList)
+     int fiber = spawnFiber(argumentList->object);
+     ctr_internal_object_add_property(
+         fiberObj, ctr_build_string_from_cstring("fiberId"),
+-        ctr_build_number_from_float(numFibers), CTR_CATEGORY_PRIVATE_PROPERTY);
++        ctr_build_number_from_float(0), CTR_CATEGORY_PRIVATE_PROPERTY);
+     return fiberObj;
+ }
+ 
+@@ -381,7 +399,7 @@ void ctr_fiber_begin_init()
+         CtrStdFiber, ctr_build_string_from_cstring("unpack:"), &ctr_fiber_assign);
+     ctr_internal_object_add_property(
+         CtrStdFiber, ctr_build_string_from_cstring("fiberId"),
+-        ctr_build_number_from_float(numFibers), CTR_CATEGORY_PRIVATE_PROPERTY);
++        ctr_build_number_from_float(0), CTR_CATEGORY_PRIVATE_PROPERTY);
+     CtrStdFiber->info.sticky = 1;
+ 
+     ctr_internal_object_add_property(
+-- 
+2.34.1
+