specs: Fix glTextureParameter[fi]v prototype.

The output parameter can be an array.

Fixes https://github.com/apitrace/apitrace/issues/376
diff --git a/specs/glapi.py b/specs/glapi.py
index 8768dc0..954bcf5 100644
--- a/specs/glapi.py
+++ b/specs/glapi.py
@@ -1123,11 +1123,11 @@
     GlFunction(Void, "glCopyTextureSubImage2D", [(GLtexture, "texture"), (GLint, "level"), (GLint, "xoffset"), (GLint, "yoffset"), (GLint, "x"), (GLint, "y"), (GLsizei, "width"), (GLsizei, "height")]),
     GlFunction(Void, "glCopyTextureSubImage3D", [(GLtexture, "texture"), (GLint, "level"), (GLint, "xoffset"), (GLint, "yoffset"), (GLint, "zoffset"), (GLint, "x"), (GLint, "y"), (GLsizei, "width"), (GLsizei, "height")]),
     GlFunction(Void, "glTextureParameterf", [(GLtexture, "texture"), (GLenum, "pname"), (GLfloat, "param")]),
-    GlFunction(Void, "glTextureParameterfv", [(GLtexture, "texture"), (GLenum, "pname"), (Pointer(Const(GLfloat)), "param")]),
+    GlFunction(Void, "glTextureParameterfv", [(GLtexture, "texture"), (GLenum, "pname"), (Array(Const(GLfloat), "_gl_param_size(pname)"), "params")]),
     GlFunction(Void, "glTextureParameteri", [(GLtexture, "texture"), (GLenum, "pname"), (GLint, "param")]),
     GlFunction(Void, "glTextureParameterIiv", [(GLtexture, "texture"), (GLenum, "pname"), (Array(Const(GLint), "_gl_param_size(pname)"), "params")]),
     GlFunction(Void, "glTextureParameterIuiv", [(GLtexture, "texture"), (GLenum, "pname"), (Array(Const(GLuint), "_gl_param_size(pname)"), "params")]),
-    GlFunction(Void, "glTextureParameteriv", [(GLtexture, "texture"), (GLenum, "pname"), (Pointer(Const(GLint)), "param")]),
+    GlFunction(Void, "glTextureParameteriv", [(GLtexture, "texture"), (GLenum, "pname"), (Array(Const(GLint), "_gl_param_size(pname)"), "params")]),
     GlFunction(Void, "glGenerateTextureMipmap", [(GLtexture, "texture")]),
     GlFunction(Void, "glBindTextureUnit", [(GLuint, "unit"), (GLtexture, "texture")]),
     GlFunction(Void, "glGetTextureImage", [(GLtexture, "texture"), (GLint, "level"), (GLenum, "format"), (GLenum, "type"), (GLsizei, "bufSize"), Out(GLpointer, "pixels")]),